64918785

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{283}}^1\times {\mathrm{373}}^1$

素因数の和:705

約数の個数: 32

約数和(自身を含む): 107065728

約数和(自身を除く): 42146943

約数列:

[1, 3, 5, 15, 41, 123, 205, 283, 373, 615, 849, 1119, 1415, 1865, 4245, 5595, 11603, 15293, 34809, 45879, 58015, 76465, 105559, 174045, 229395, 316677, 527795, 1583385, 4327919, 12983757, 21639595, 64918785]

約数ペア:

[(1, 64918785), (3, 21639595), (5, 12983757), (15, 4327919), (41, 1583385), (123, 527795), (205, 316677), (283, 229395), (373, 174045), (615, 105559), (849, 76465), (1119, 58015), (1415, 45879), (1865, 34809), (4245, 15293), (5595, 11603)]