388942015

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{11351}}^1$

素因数の和:11463

約数の個数: 32

約数和(自身を含む): 588487680

約数和(自身を除く): 199545665

約数列:

[1, 5, 7, 11, 35, 55, 77, 89, 385, 445, 623, 979, 3115, 4895, 6853, 11351, 34265, 56755, 79457, 124861, 397285, 624305, 874027, 1010239, 4370135, 5051195, 7071673, 11112629, 35358365, 55563145, 77788403, 388942015]

約数ペア:

[(1, 388942015), (5, 77788403), (7, 55563145), (11, 35358365), (35, 11112629), (55, 7071673), (77, 5051195), (89, 4370135), (385, 1010239), (445, 874027), (623, 624305), (979, 397285), (3115, 124861), (4895, 79457), (6853, 56755), (11351, 34265)]