131765816

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{3851}}^1$

素因数の和:3924

約数の個数: 64

約数和(自身を含む): 310625280

約数和(自身を除く): 178859464

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 47, 52, 56, 91, 94, 104, 182, 188, 329, 364, 376, 611, 658, 728, 1222, 1316, 2444, 2632, 3851, 4277, 4888, 7702, 8554, 15404, 17108, 26957, 30808, 34216, 50063, 53914, 100126, 107828, 180997, 200252, 215656, 350441, 361994, 400504, 700882, 723988, 1266979, 1401764, 1447976, 2352961, 2533958, 2803528, 4705922, 5067916, 9411844, 10135832, 16470727, 18823688, 32941454, 65882908, 131765816]

約数ペア:

[(1, 131765816), (2, 65882908), (4, 32941454), (7, 18823688), (8, 16470727), (13, 10135832), (14, 9411844), (26, 5067916), (28, 4705922), (47, 2803528), (52, 2533958), (56, 2352961), (91, 1447976), (94, 1401764), (104, 1266979), (182, 723988), (188, 700882), (329, 400504), (364, 361994), (376, 350441), (611, 215656), (658, 200252), (728, 180997), (1222, 107828), (1316, 100126), (2444, 53914), (2632, 50063), (3851, 34216), (4277, 30808), (4888, 26957), (7702, 17108), (8554, 15404)]