54638415

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{191}}^1$

素因数の和:381

約数の個数: 64

約数和(自身を含む): 105799680

約数和(自身を除く): 51161265

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 117, 135, 163, 191, 195, 351, 489, 573, 585, 815, 955, 1467, 1719, 1755, 2119, 2445, 2483, 2865, 4401, 5157, 6357, 7335, 7449, 8595, 10595, 12415, 19071, 22005, 22347, 25785, 31133, 31785, 37245, 57213, 67041, 93399, 95355, 111735, 155665, 280197, 286065, 335205, 404729, 466995, 840591, 1214187, 1400985, 2023645, 3642561, 4202955, 6070935, 10927683, 18212805, 54638415]

約数ペア:

[(1, 54638415), (3, 18212805), (5, 10927683), (9, 6070935), (13, 4202955), (15, 3642561), (27, 2023645), (39, 1400985), (45, 1214187), (65, 840591), (117, 466995), (135, 404729), (163, 335205), (191, 286065), (195, 280197), (351, 155665), (489, 111735), (573, 95355), (585, 93399), (815, 67041), (955, 57213), (1467, 37245), (1719, 31785), (1755, 31133), (2119, 25785), (2445, 22347), (2483, 22005), (2865, 19071), (4401, 12415), (5157, 10595), (6357, 8595), (7335, 7449)]