381484116

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{409}}^1\times {\mathrm{1993}}^1$

素因数の和:2425

約数の個数: 72

約数和(自身を含む): 1041545960

約数和(自身を除く): 660061844

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 409, 468, 818, 1227, 1636, 1993, 2454, 3681, 3986, 4908, 5317, 5979, 7362, 7972, 10634, 11958, 14724, 15951, 17937, 21268, 23916, 25909, 31902, 35874, 47853, 51818, 63804, 71748, 77727, 95706, 103636, 155454, 191412, 233181, 310908, 466362, 815137, 932724, 1630274, 2445411, 3260548, 4890822, 7336233, 9781644, 10596781, 14672466, 21193562, 29344932, 31790343, 42387124, 63580686, 95371029, 127161372, 190742058, 381484116]

約数ペア:

[(1, 381484116), (2, 190742058), (3, 127161372), (4, 95371029), (6, 63580686), (9, 42387124), (12, 31790343), (13, 29344932), (18, 21193562), (26, 14672466), (36, 10596781), (39, 9781644), (52, 7336233), (78, 4890822), (117, 3260548), (156, 2445411), (234, 1630274), (409, 932724), (468, 815137), (818, 466362), (1227, 310908), (1636, 233181), (1993, 191412), (2454, 155454), (3681, 103636), (3986, 95706), (4908, 77727), (5317, 71748), (5979, 63804), (7362, 51818), (7972, 47853), (10634, 35874), (11958, 31902), (14724, 25909), (15951, 23916), (17937, 21268)]