421180090

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1\times {\mathrm{3191}}^1$

素因数の和:3462

約数の個数: 32

約数和(自身を含む): 773587584

約数和(自身を除く): 352407494

約数列:

[1, 2, 5, 10, 67, 134, 197, 335, 394, 670, 985, 1970, 3191, 6382, 13199, 15955, 26398, 31910, 65995, 131990, 213797, 427594, 628627, 1068985, 1257254, 2137970, 3143135, 6286270, 42118009, 84236018, 210590045, 421180090]

約数ペア:

[(1, 421180090), (2, 210590045), (5, 84236018), (10, 42118009), (67, 6286270), (134, 3143135), (197, 2137970), (335, 1257254), (394, 1068985), (670, 628627), (985, 427594), (1970, 213797), (3191, 131990), (6382, 65995), (13199, 31910), (15955, 26398)]