171440895

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{20743}}^1$

素因数の和:20799

約数の個数: 32

約数和(自身を含む): 298713600

約数和(自身を除く): 127272705

約数列:

[1, 3, 5, 15, 19, 29, 57, 87, 95, 145, 285, 435, 551, 1653, 2755, 8265, 20743, 62229, 103715, 311145, 394117, 601547, 1182351, 1804641, 1970585, 3007735, 5911755, 9023205, 11429393, 34288179, 57146965, 171440895]

約数ペア:

[(1, 171440895), (3, 57146965), (5, 34288179), (15, 11429393), (19, 9023205), (29, 5911755), (57, 3007735), (87, 1970585), (95, 1804641), (145, 1182351), (285, 601547), (435, 394117), (551, 311145), (1653, 103715), (2755, 62229), (8265, 20743)]