388933688

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1069

約数の個数: 96

約数和(自身を含む): 891972480

約数和(自身を除く): 503038792

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 31, 44, 52, 62, 88, 104, 121, 124, 143, 242, 248, 286, 341, 403, 484, 572, 682, 806, 968, 997, 1144, 1364, 1573, 1612, 1994, 2728, 3146, 3224, 3751, 3988, 4433, 6292, 7502, 7976, 8866, 10967, 12584, 12961, 15004, 17732, 21934, 25922, 30008, 30907, 35464, 43868, 48763, 51844, 61814, 87736, 97526, 103688, 120637, 123628, 142571, 195052, 241274, 247256, 285142, 339977, 390104, 401791, 482548, 570284, 679954, 803582, 965096, 1140568, 1359908, 1568281, 1607164, 2719816, 3136562, 3214328, 3739747, 4419701, 6273124, 7479494, 8839402, 12546248, 14958988, 17678804, 29917976, 35357608, 48616711, 97233422, 194466844, 388933688]

約数ペア:

[(1, 388933688), (2, 194466844), (4, 97233422), (8, 48616711), (11, 35357608), (13, 29917976), (22, 17678804), (26, 14958988), (31, 12546248), (44, 8839402), (52, 7479494), (62, 6273124), (88, 4419701), (104, 3739747), (121, 3214328), (124, 3136562), (143, 2719816), (242, 1607164), (248, 1568281), (286, 1359908), (341, 1140568), (403, 965096), (484, 803582), (572, 679954), (682, 570284), (806, 482548), (968, 401791), (997, 390104), (1144, 339977), (1364, 285142), (1573, 247256), (1612, 241274), (1994, 195052), (2728, 142571), (3146, 123628), (3224, 120637), (3751, 103688), (3988, 97526), (4433, 87736), (6292, 61814), (7502, 51844), (7976, 48763), (8866, 43868), (10967, 35464), (12584, 30907), (12961, 30008), (15004, 25922), (17732, 21934)]