13657228

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{89}}^1\times {\mathrm{227}}^1$

素因数の和:346

約数の個数: 36

約数和(自身を含む): 26286120

約数和(自身を除く): 12628892

約数列:

[1, 2, 4, 13, 26, 52, 89, 169, 178, 227, 338, 356, 454, 676, 908, 1157, 2314, 2951, 4628, 5902, 11804, 15041, 20203, 30082, 38363, 40406, 60164, 76726, 80812, 153452, 262639, 525278, 1050556, 3414307, 6828614, 13657228]

約数ペア:

[(1, 13657228), (2, 6828614), (4, 3414307), (13, 1050556), (26, 525278), (52, 262639), (89, 153452), (169, 80812), (178, 76726), (227, 60164), (338, 40406), (356, 38363), (454, 30082), (676, 20203), (908, 15041), (1157, 11804), (2314, 5902), (2951, 4628)]