218680595

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{2207}}^1$

素因数の和:2387

約数の個数: 32

約数和(自身を含む): 317952000

約数和(自身を除く): 99271405

約数列:

[1, 5, 7, 19, 35, 95, 133, 149, 665, 745, 1043, 2207, 2831, 5215, 11035, 14155, 15449, 19817, 41933, 77245, 99085, 209665, 293531, 328843, 1467655, 1644215, 2301901, 6248017, 11509505, 31240085, 43736119, 218680595]

約数ペア:

[(1, 218680595), (5, 43736119), (7, 31240085), (19, 11509505), (35, 6248017), (95, 2301901), (133, 1644215), (149, 1467655), (665, 328843), (745, 293531), (1043, 209665), (2207, 99085), (2831, 77245), (5215, 41933), (11035, 19817), (14155, 15449)]