8218730

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{331}}^1$

素因数の和:542

約数の個数: 32

約数和(自身を含む): 16063488

約数和(自身を除く): 7844758

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 191, 331, 382, 662, 955, 1655, 1910, 2483, 3310, 4303, 4966, 8606, 12415, 21515, 24830, 43030, 63221, 126442, 316105, 632210, 821873, 1643746, 4109365, 8218730]

約数ペア:

[(1, 8218730), (2, 4109365), (5, 1643746), (10, 821873), (13, 632210), (26, 316105), (65, 126442), (130, 63221), (191, 43030), (331, 24830), (382, 21515), (662, 12415), (955, 8606), (1655, 4966), (1910, 4303), (2483, 3310)]