218952015

素因数分解:

$3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{401}}^1\times {\mathrm{409}}^1$

素因数の和:907

約数の個数: 32

約数和(自身を含む): 356011200

約数和(自身を除く): 137059185

約数列:

[1, 3, 5, 15, 89, 267, 401, 409, 445, 1203, 1227, 1335, 2005, 2045, 6015, 6135, 35689, 36401, 107067, 109203, 164009, 178445, 182005, 492027, 535335, 546015, 820045, 2460135, 14596801, 43790403, 72984005, 218952015]

約数ペア:

[(1, 218952015), (3, 72984005), (5, 43790403), (15, 14596801), (89, 2460135), (267, 820045), (401, 546015), (409, 535335), (445, 492027), (1203, 182005), (1227, 178445), (1335, 164009), (2005, 109203), (2045, 107067), (6015, 36401), (6135, 35689)]