31272915

素因数分解:

$3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{283}}^1$

素因数の和:483

約数の個数: 32

約数和(自身を含む): 51528960

約数和(自身を除く): 20256045

約数列:

[1, 3, 5, 15, 53, 139, 159, 265, 283, 417, 695, 795, 849, 1415, 2085, 4245, 7367, 14999, 22101, 36835, 39337, 44997, 74995, 110505, 118011, 196685, 224985, 590055, 2084861, 6254583, 10424305, 31272915]

約数ペア:

[(1, 31272915), (3, 10424305), (5, 6254583), (15, 2084861), (53, 590055), (139, 224985), (159, 196685), (265, 118011), (283, 110505), (417, 74995), (695, 44997), (795, 39337), (849, 36835), (1415, 22101), (2085, 14999), (4245, 7367)]