23136885

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:262

約数の個数: 48

約数和(自身を含む): 41698800

約数和(自身を除く): 18561915

約数列:

[1, 3, 5, 9, 15, 45, 53, 89, 109, 159, 265, 267, 327, 445, 477, 545, 795, 801, 981, 1335, 1635, 2385, 4005, 4717, 4905, 5777, 9701, 14151, 17331, 23585, 28885, 29103, 42453, 48505, 51993, 70755, 86655, 87309, 145515, 212265, 259965, 436545, 514153, 1542459, 2570765, 4627377, 7712295, 23136885]

約数ペア:

[(1, 23136885), (3, 7712295), (5, 4627377), (9, 2570765), (15, 1542459), (45, 514153), (53, 436545), (89, 259965), (109, 212265), (159, 145515), (265, 87309), (267, 86655), (327, 70755), (445, 51993), (477, 48505), (545, 42453), (795, 29103), (801, 28885), (981, 23585), (1335, 17331), (1635, 14151), (2385, 9701), (4005, 5777), (4717, 4905)]