42167735

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1$

素因数の和:287

約数の個数: 32

約数和(自身を含む): 55883520

約数和(自身を除く): 13715785

約数列:

[1, 5, 17, 43, 83, 85, 139, 215, 415, 695, 731, 1411, 2363, 3569, 3655, 5977, 7055, 11537, 11815, 17845, 29885, 57685, 60673, 101609, 196129, 303365, 496091, 508045, 980645, 2480455, 8433547, 42167735]

約数ペア:

[(1, 42167735), (5, 8433547), (17, 2480455), (43, 980645), (83, 508045), (85, 496091), (139, 303365), (215, 196129), (415, 101609), (695, 60673), (731, 57685), (1411, 29885), (2363, 17845), (3569, 11815), (3655, 11537), (5977, 7055)]