17139725

素因数分解:

$5^2\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{503}}^1$

素因数の和:589

約数の個数: 24

約数和(自身を含む): 22498560

約数和(自身を除く): 5358835

約数列:

[1, 5, 25, 29, 47, 145, 235, 503, 725, 1175, 1363, 2515, 6815, 12575, 14587, 23641, 34075, 72935, 118205, 364675, 591025, 685589, 3427945, 17139725]

約数ペア:

[(1, 17139725), (5, 3427945), (25, 685589), (29, 591025), (47, 364675), (145, 118205), (235, 72935), (503, 34075), (725, 23641), (1175, 14587), (1363, 12575), (2515, 6815)]