139474895

素因数分解:

$5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{691}}^1$

素因数の和:855

約数の個数: 32

約数和(自身を含む): 196638720

約数和(自身を除く): 57163825

約数列:

[1, 5, 7, 35, 73, 79, 365, 395, 511, 553, 691, 2555, 2765, 3455, 4837, 5767, 24185, 28835, 40369, 50443, 54589, 201845, 252215, 272945, 353101, 382123, 1765505, 1910615, 3984997, 19924985, 27894979, 139474895]

約数ペア:

[(1, 139474895), (5, 27894979), (7, 19924985), (35, 3984997), (73, 1910615), (79, 1765505), (365, 382123), (395, 353101), (511, 272945), (553, 252215), (691, 201845), (2555, 54589), (2765, 50443), (3455, 40369), (4837, 28835), (5767, 24185)]