38931815

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^2$

素因数の和:327

約数の個数: 24

約数和(自身を含む): 52311168

約数和(自身を除く): 13379353

約数列:

[1, 5, 13, 31, 65, 139, 155, 403, 695, 1807, 2015, 4309, 9035, 19321, 21545, 56017, 96605, 251173, 280085, 598951, 1255865, 2994755, 7786363, 38931815]

約数ペア:

[(1, 38931815), (5, 7786363), (13, 2994755), (31, 1255865), (65, 598951), (139, 280085), (155, 251173), (403, 96605), (695, 56017), (1807, 21545), (2015, 19321), (4309, 9035)]