57690015

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{137}}^1\times {\mathrm{419}}^1$

素因数の和:631

約数の個数: 32

約数和(自身を含む): 94590720

約数和(自身を除く): 36900705

約数列:

[1, 3, 5, 15, 67, 137, 201, 335, 411, 419, 685, 1005, 1257, 2055, 2095, 6285, 9179, 27537, 28073, 45895, 57403, 84219, 137685, 140365, 172209, 287015, 421095, 861045, 3846001, 11538003, 19230005, 57690015]

約数ペア:

[(1, 57690015), (3, 19230005), (5, 11538003), (15, 3846001), (67, 861045), (137, 421095), (201, 287015), (335, 172209), (411, 140365), (419, 137685), (685, 84219), (1005, 57403), (1257, 45895), (2055, 28073), (2095, 27537), (6285, 9179)]