128758392

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{255473}}^1$

素因数の和:255492

約数の個数: 48

約数和(自身を含む): 398539440

約数和(自身を除く): 269781048

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 255473, 510946, 766419, 1021892, 1532838, 1788311, 2043784, 2299257, 3065676, 3576622, 4598514, 5364933, 6131352, 7153244, 9197028, 10729866, 14306488, 16094799, 18394056, 21459732, 32189598, 42919464, 64379196, 128758392]

約数ペア:

[(1, 128758392), (2, 64379196), (3, 42919464), (4, 32189598), (6, 21459732), (7, 18394056), (8, 16094799), (9, 14306488), (12, 10729866), (14, 9197028), (18, 7153244), (21, 6131352), (24, 5364933), (28, 4598514), (36, 3576622), (42, 3065676), (56, 2299257), (63, 2043784), (72, 1788311), (84, 1532838), (126, 1021892), (168, 766419), (252, 510946), (504, 255473)]