218738170

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{100801}}^1$

素因数の和:100846

約数の個数: 32

約数和(自身を含む): 464495616

約数和(自身を除く): 245757446

約数列:

[1, 2, 5, 7, 10, 14, 31, 35, 62, 70, 155, 217, 310, 434, 1085, 2170, 100801, 201602, 504005, 705607, 1008010, 1411214, 3124831, 3528035, 6249662, 7056070, 15624155, 21873817, 31248310, 43747634, 109369085, 218738170]

約数ペア:

[(1, 218738170), (2, 109369085), (5, 43747634), (7, 31248310), (10, 21873817), (14, 15624155), (31, 7056070), (35, 6249662), (62, 3528035), (70, 3124831), (155, 1411214), (217, 1008010), (310, 705607), (434, 504005), (1085, 201602), (2170, 100801)]