721402

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{271}}^1$

素因数の和:306

約数の個数: 16

約数和(自身を含む): 1194624

約数和(自身を除く): 473222

約数列:

[1, 2, 11, 22, 121, 242, 271, 542, 1331, 2662, 2981, 5962, 32791, 65582, 360701, 721402]

約数ペア:

[(1, 721402), (2, 360701), (11, 65582), (22, 32791), (121, 5962), (242, 2981), (271, 2662), (542, 1331)]