13180755

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{227}}^1$

素因数の和:328

約数の個数: 48

約数和(自身を含む): 24952320

約数和(自身を除く): 11771565

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 79, 105, 147, 227, 237, 245, 395, 553, 681, 735, 1135, 1185, 1589, 1659, 2765, 3405, 3871, 4767, 7945, 8295, 11123, 11613, 17933, 19355, 23835, 33369, 53799, 55615, 58065, 89665, 125531, 166845, 268995, 376593, 627655, 878717, 1882965, 2636151, 4393585, 13180755]

約数ペア:

[(1, 13180755), (3, 4393585), (5, 2636151), (7, 1882965), (15, 878717), (21, 627655), (35, 376593), (49, 268995), (79, 166845), (105, 125531), (147, 89665), (227, 58065), (237, 55615), (245, 53799), (395, 33369), (553, 23835), (681, 19355), (735, 17933), (1135, 11613), (1185, 11123), (1589, 8295), (1659, 7945), (2765, 4767), (3405, 3871)]