38981655

素因数分解:

$3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3319}}^1$

素因数の和:3365

約数の個数: 40

約数和(自身を含む): 72309600

約数和(自身を除く): 33327945

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 81, 87, 135, 145, 261, 405, 435, 783, 1305, 2349, 3319, 3915, 9957, 11745, 16595, 29871, 49785, 89613, 96251, 149355, 268839, 288753, 448065, 481255, 866259, 1344195, 1443765, 2598777, 4331295, 7796331, 12993885, 38981655]

約数ペア:

[(1, 38981655), (3, 12993885), (5, 7796331), (9, 4331295), (15, 2598777), (27, 1443765), (29, 1344195), (45, 866259), (81, 481255), (87, 448065), (135, 288753), (145, 268839), (261, 149355), (405, 96251), (435, 89613), (783, 49785), (1305, 29871), (2349, 16595), (3319, 11745), (3915, 9957)]