131257616

素因数分解:

$2^4\times 7^1\times {\mathrm{419}}^1\times {\mathrm{2797}}^1$

素因数の和:3231

約数の個数: 40

約数和(自身を含む): 291439680

約数和(自身を除く): 160182064

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 419, 838, 1676, 2797, 2933, 3352, 5594, 5866, 6704, 11188, 11732, 19579, 22376, 23464, 39158, 44752, 46928, 78316, 156632, 313264, 1171943, 2343886, 4687772, 8203601, 9375544, 16407202, 18751088, 32814404, 65628808, 131257616]

約数ペア:

[(1, 131257616), (2, 65628808), (4, 32814404), (7, 18751088), (8, 16407202), (14, 9375544), (16, 8203601), (28, 4687772), (56, 2343886), (112, 1171943), (419, 313264), (838, 156632), (1676, 78316), (2797, 46928), (2933, 44752), (3352, 39158), (5594, 23464), (5866, 22376), (6704, 19579), (11188, 11732)]