25140015

素因数分解:

$3^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{1327}}^1$

素因数の和:1759

約数の個数: 24

約数和(自身を含む): 43712448

約数和(自身を除く): 18572433

約数列:

[1, 3, 5, 9, 15, 45, 421, 1263, 1327, 2105, 3789, 3981, 6315, 6635, 11943, 18945, 19905, 59715, 558667, 1676001, 2793335, 5028003, 8380005, 25140015]

約数ペア:

[(1, 25140015), (3, 8380005), (5, 5028003), (9, 2793335), (15, 1676001), (45, 558667), (421, 59715), (1263, 19905), (1327, 18945), (2105, 11943), (3789, 6635), (3981, 6315)]