13456456

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{269}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 28163700

約数和(自身を除く): 14707244

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 148, 169, 269, 296, 338, 481, 538, 676, 962, 1076, 1352, 1924, 2152, 3497, 3848, 6253, 6994, 9953, 12506, 13988, 19906, 25012, 27976, 39812, 45461, 50024, 79624, 90922, 129389, 181844, 258778, 363688, 517556, 1035112, 1682057, 3364114, 6728228, 13456456]

約数ペア:

[(1, 13456456), (2, 6728228), (4, 3364114), (8, 1682057), (13, 1035112), (26, 517556), (37, 363688), (52, 258778), (74, 181844), (104, 129389), (148, 90922), (169, 79624), (269, 50024), (296, 45461), (338, 39812), (481, 27976), (538, 25012), (676, 19906), (962, 13988), (1076, 12506), (1352, 9953), (1924, 6994), (2152, 6253), (3497, 3848)]