991047184

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{797}}^1$

素因数の和:968

約数の個数: 80

約数和(自身を含む): 2089866240

約数和(自身を除く): 1098819056

約数列:

[1, 2, 4, 8, 16, 23, 31, 46, 62, 92, 109, 124, 184, 218, 248, 368, 436, 496, 713, 797, 872, 1426, 1594, 1744, 2507, 2852, 3188, 3379, 5014, 5704, 6376, 6758, 10028, 11408, 12752, 13516, 18331, 20056, 24707, 27032, 36662, 40112, 49414, 54064, 73324, 77717, 86873, 98828, 146648, 155434, 173746, 197656, 293296, 310868, 347492, 395312, 568261, 621736, 694984, 1136522, 1243472, 1389968, 1998079, 2273044, 2693063, 3996158, 4546088, 5386126, 7992316, 9092176, 10772252, 15984632, 21544504, 31969264, 43089008, 61940449, 123880898, 247761796, 495523592, 991047184]

約数ペア:

[(1, 991047184), (2, 495523592), (4, 247761796), (8, 123880898), (16, 61940449), (23, 43089008), (31, 31969264), (46, 21544504), (62, 15984632), (92, 10772252), (109, 9092176), (124, 7992316), (184, 5386126), (218, 4546088), (248, 3996158), (368, 2693063), (436, 2273044), (496, 1998079), (713, 1389968), (797, 1243472), (872, 1136522), (1426, 694984), (1594, 621736), (1744, 568261), (2507, 395312), (2852, 347492), (3188, 310868), (3379, 293296), (5014, 197656), (5704, 173746), (6376, 155434), (6758, 146648), (10028, 98828), (11408, 86873), (12752, 77717), (13516, 73324), (18331, 54064), (20056, 49414), (24707, 40112), (27032, 36662)]