1288127522

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{123787}}^1$

素因数の和:123854

約数の個数: 24

約数和(自身を含む): 2173222128

約数和(自身を除く): 885094606

約数列:

[1, 2, 11, 22, 43, 86, 121, 242, 473, 946, 5203, 10406, 123787, 247574, 1361657, 2723314, 5322841, 10645682, 14978227, 29956454, 58551251, 117102502, 644063761, 1288127522]

約数ペア:

[(1, 1288127522), (2, 644063761), (11, 117102502), (22, 58551251), (43, 29956454), (86, 14978227), (121, 10645682), (242, 5322841), (473, 2723314), (946, 1361657), (5203, 247574), (10406, 123787)]