77281974

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{137}}^1$

素因数の和:211

約数の個数: 144

約数和(自身を含む): 217605024

約数和(自身を除く): 140323050

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 37, 42, 63, 66, 74, 77, 99, 111, 121, 126, 137, 154, 198, 222, 231, 242, 259, 274, 333, 363, 407, 411, 462, 518, 666, 693, 726, 777, 814, 822, 847, 959, 1089, 1221, 1233, 1386, 1507, 1554, 1694, 1918, 2178, 2331, 2442, 2466, 2541, 2849, 2877, 3014, 3663, 4477, 4521, 4662, 5069, 5082, 5698, 5754, 7326, 7623, 8547, 8631, 8954, 9042, 10138, 10549, 13431, 13563, 15207, 15246, 16577, 17094, 17262, 21098, 25641, 26862, 27126, 30414, 31339, 31647, 33154, 35483, 40293, 45621, 49731, 51282, 55759, 62678, 63294, 70966, 80586, 91242, 94017, 94941, 99462, 106449, 111518, 116039, 149193, 167277, 188034, 189882, 212898, 232078, 282051, 298386, 319347, 334554, 348117, 390313, 501831, 564102, 613349, 638694, 696234, 780626, 1003662, 1044351, 1170939, 1226698, 1840047, 2088702, 2341878, 3512817, 3680094, 4293443, 5520141, 7025634, 8586886, 11040282, 12880329, 25760658, 38640987, 77281974]

約数ペア:

[(1, 77281974), (2, 38640987), (3, 25760658), (6, 12880329), (7, 11040282), (9, 8586886), (11, 7025634), (14, 5520141), (18, 4293443), (21, 3680094), (22, 3512817), (33, 2341878), (37, 2088702), (42, 1840047), (63, 1226698), (66, 1170939), (74, 1044351), (77, 1003662), (99, 780626), (111, 696234), (121, 638694), (126, 613349), (137, 564102), (154, 501831), (198, 390313), (222, 348117), (231, 334554), (242, 319347), (259, 298386), (274, 282051), (333, 232078), (363, 212898), (407, 189882), (411, 188034), (462, 167277), (518, 149193), (666, 116039), (693, 111518), (726, 106449), (777, 99462), (814, 94941), (822, 94017), (847, 91242), (959, 80586), (1089, 70966), (1221, 63294), (1233, 62678), (1386, 55759), (1507, 51282), (1554, 49731), (1694, 45621), (1918, 40293), (2178, 35483), (2331, 33154), (2442, 31647), (2466, 31339), (2541, 30414), (2849, 27126), (2877, 26862), (3014, 25641), (3663, 21098), (4477, 17262), (4521, 17094), (4662, 16577), (5069, 15246), (5082, 15207), (5698, 13563), (5754, 13431), (7326, 10549), (7623, 10138), (8547, 9042), (8631, 8954)]