31865736

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:251

約数の個数: 128

約数和(自身を含む): 97920000

約数和(自身を除く): 66054264

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 67, 76, 84, 114, 133, 134, 149, 152, 168, 201, 228, 266, 268, 298, 399, 402, 447, 456, 469, 532, 536, 596, 798, 804, 894, 938, 1043, 1064, 1192, 1273, 1407, 1596, 1608, 1788, 1876, 2086, 2546, 2814, 2831, 3129, 3192, 3576, 3752, 3819, 4172, 5092, 5628, 5662, 6258, 7638, 8344, 8493, 8911, 9983, 10184, 11256, 11324, 12516, 15276, 16986, 17822, 19817, 19966, 22648, 25032, 26733, 29949, 30552, 33972, 35644, 39634, 39932, 53466, 59451, 59898, 67944, 69881, 71288, 79268, 79864, 106932, 118902, 119796, 139762, 158536, 189677, 209643, 213864, 237804, 239592, 279524, 379354, 419286, 475608, 559048, 569031, 758708, 838572, 1138062, 1327739, 1517416, 1677144, 2276124, 2655478, 3983217, 4552248, 5310956, 7966434, 10621912, 15932868, 31865736]

約数ペア:

[(1, 31865736), (2, 15932868), (3, 10621912), (4, 7966434), (6, 5310956), (7, 4552248), (8, 3983217), (12, 2655478), (14, 2276124), (19, 1677144), (21, 1517416), (24, 1327739), (28, 1138062), (38, 838572), (42, 758708), (56, 569031), (57, 559048), (67, 475608), (76, 419286), (84, 379354), (114, 279524), (133, 239592), (134, 237804), (149, 213864), (152, 209643), (168, 189677), (201, 158536), (228, 139762), (266, 119796), (268, 118902), (298, 106932), (399, 79864), (402, 79268), (447, 71288), (456, 69881), (469, 67944), (532, 59898), (536, 59451), (596, 53466), (798, 39932), (804, 39634), (894, 35644), (938, 33972), (1043, 30552), (1064, 29949), (1192, 26733), (1273, 25032), (1407, 22648), (1596, 19966), (1608, 19817), (1788, 17822), (1876, 16986), (2086, 15276), (2546, 12516), (2814, 11324), (2831, 11256), (3129, 10184), (3192, 9983), (3576, 8911), (3752, 8493), (3819, 8344), (4172, 7638), (5092, 6258), (5628, 5662)]