7897428

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{37}}^1$

素因数の和:83

約数の個数: 162

約数和(自身を含む): 26215098

約数和(自身を除く): 18317670

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 37, 42, 44, 49, 63, 66, 74, 77, 84, 98, 99, 111, 121, 126, 132, 147, 148, 154, 196, 198, 222, 231, 242, 252, 259, 294, 308, 333, 363, 396, 407, 441, 444, 462, 484, 518, 539, 588, 666, 693, 726, 777, 814, 847, 882, 924, 1036, 1078, 1089, 1221, 1332, 1386, 1452, 1554, 1617, 1628, 1694, 1764, 1813, 2156, 2178, 2331, 2442, 2541, 2772, 2849, 3108, 3234, 3388, 3626, 3663, 4356, 4477, 4662, 4851, 4884, 5082, 5439, 5698, 5929, 6468, 7252, 7326, 7623, 8547, 8954, 9324, 9702, 10164, 10878, 11396, 11858, 13431, 14652, 15246, 16317, 17094, 17787, 17908, 19404, 19943, 21756, 23716, 25641, 26862, 30492, 31339, 32634, 34188, 35574, 39886, 40293, 51282, 53361, 53724, 59829, 62678, 65268, 71148, 79772, 80586, 94017, 102564, 106722, 119658, 125356, 161172, 179487, 188034, 213444, 219373, 239316, 282051, 358974, 376068, 438746, 564102, 658119, 717948, 877492, 1128204, 1316238, 1974357, 2632476, 3948714, 7897428]

約数ペア:

[(1, 7897428), (2, 3948714), (3, 2632476), (4, 1974357), (6, 1316238), (7, 1128204), (9, 877492), (11, 717948), (12, 658119), (14, 564102), (18, 438746), (21, 376068), (22, 358974), (28, 282051), (33, 239316), (36, 219373), (37, 213444), (42, 188034), (44, 179487), (49, 161172), (63, 125356), (66, 119658), (74, 106722), (77, 102564), (84, 94017), (98, 80586), (99, 79772), (111, 71148), (121, 65268), (126, 62678), (132, 59829), (147, 53724), (148, 53361), (154, 51282), (196, 40293), (198, 39886), (222, 35574), (231, 34188), (242, 32634), (252, 31339), (259, 30492), (294, 26862), (308, 25641), (333, 23716), (363, 21756), (396, 19943), (407, 19404), (441, 17908), (444, 17787), (462, 17094), (484, 16317), (518, 15246), (539, 14652), (588, 13431), (666, 11858), (693, 11396), (726, 10878), (777, 10164), (814, 9702), (847, 9324), (882, 8954), (924, 8547), (1036, 7623), (1078, 7326), (1089, 7252), (1221, 6468), (1332, 5929), (1386, 5698), (1452, 5439), (1554, 5082), (1617, 4884), (1628, 4851), (1694, 4662), (1764, 4477), (1813, 4356), (2156, 3663), (2178, 3626), (2331, 3388), (2442, 3234), (2541, 3108), (2772, 2849)]