1640883911

素因数分解:

${\mathrm{17}}^2\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{379}}^1$

素因数の和:695

約数の個数: 24

約数和(自身を含む): 1780698240

約数和(自身を除く): 139814329

約数列:

[1, 17, 71, 211, 289, 379, 1207, 3587, 6443, 14981, 20519, 26909, 60979, 79969, 109531, 254677, 457453, 1359473, 4329509, 5677799, 7776701, 23111041, 96522583, 1640883911]

約数ペア:

[(1, 1640883911), (17, 96522583), (71, 23111041), (211, 7776701), (289, 5677799), (379, 4329509), (1207, 1359473), (3587, 457453), (6443, 254677), (14981, 109531), (20519, 79969), (26909, 60979)]