208522265

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{349}}^1\times {\mathrm{397}}^1$

素因数の和:801

約数の個数: 32

約数和(自身を含む): 294201600

約数和(自身を除く): 85679335

約数列:

[1, 5, 7, 35, 43, 215, 301, 349, 397, 1505, 1745, 1985, 2443, 2779, 12215, 13895, 15007, 17071, 75035, 85355, 105049, 119497, 138553, 525245, 597485, 692765, 969871, 4849355, 5957779, 29788895, 41704453, 208522265]

約数ペア:

[(1, 208522265), (5, 41704453), (7, 29788895), (35, 5957779), (43, 4849355), (215, 969871), (301, 692765), (349, 597485), (397, 525245), (1505, 138553), (1745, 119497), (1985, 105049), (2443, 85355), (2779, 75035), (12215, 17071), (13895, 15007)]