15972484

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{541}}^1$

素因数の和:628

約数の個数: 36

約数和(自身を含む): 31285324

約数和(自身を除く): 15312840

約数列:

[1, 2, 4, 11, 22, 44, 61, 121, 122, 242, 244, 484, 541, 671, 1082, 1342, 2164, 2684, 5951, 7381, 11902, 14762, 23804, 29524, 33001, 65461, 66002, 130922, 132004, 261844, 363011, 726022, 1452044, 3993121, 7986242, 15972484]

約数ペア:

[(1, 15972484), (2, 7986242), (4, 3993121), (11, 1452044), (22, 726022), (44, 363011), (61, 261844), (121, 132004), (122, 130922), (242, 66002), (244, 65461), (484, 33001), (541, 29524), (671, 23804), (1082, 14762), (1342, 11902), (2164, 7381), (2684, 5951)]