400494744

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{427879}}^1$

素因数の和:427904

約数の個数: 48

約数和(自身を含む): 1168112400

約数和(自身を除く): 767617656

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 427879, 855758, 1283637, 1711516, 2567274, 3423032, 3850911, 5134548, 5562427, 7701822, 10269096, 11124854, 15403644, 16687281, 22249708, 30807288, 33374562, 44499416, 50061843, 66749124, 100123686, 133498248, 200247372, 400494744]

約数ペア:

[(1, 400494744), (2, 200247372), (3, 133498248), (4, 100123686), (6, 66749124), (8, 50061843), (9, 44499416), (12, 33374562), (13, 30807288), (18, 22249708), (24, 16687281), (26, 15403644), (36, 11124854), (39, 10269096), (52, 7701822), (72, 5562427), (78, 5134548), (104, 3850911), (117, 3423032), (156, 2567274), (234, 1711516), (312, 1283637), (468, 855758), (936, 427879)]