87623289

素因数分解:

$3^4\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:248

約数の個数: 60

約数和(自身を含む): 146409516

約数和(自身を除く): 58786227

約数列:

[1, 3, 9, 13, 27, 37, 39, 81, 111, 117, 169, 173, 333, 351, 481, 507, 519, 999, 1053, 1443, 1521, 1557, 2249, 2997, 4329, 4563, 4671, 6253, 6401, 6747, 12987, 13689, 14013, 18759, 19203, 20241, 29237, 38961, 56277, 57609, 60723, 83213, 87711, 168831, 172827, 182169, 249639, 263133, 506493, 518481, 748917, 789399, 1081769, 2246751, 2368197, 3245307, 6740253, 9735921, 29207763, 87623289]

約数ペア:

[(1, 87623289), (3, 29207763), (9, 9735921), (13, 6740253), (27, 3245307), (37, 2368197), (39, 2246751), (81, 1081769), (111, 789399), (117, 748917), (169, 518481), (173, 506493), (333, 263133), (351, 249639), (481, 182169), (507, 172827), (519, 168831), (999, 87711), (1053, 83213), (1443, 60723), (1521, 57609), (1557, 56277), (2249, 38961), (2997, 29237), (4329, 20241), (4563, 19203), (4671, 18759), (6253, 14013), (6401, 13689), (6747, 12987)]