28949925

素因数分解:

$3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{7283}}^1$

素因数の和:7349

約数の個数: 24

約数和(自身を含む): 48773664

約数和(自身を除く): 19823739

約数列:

[1, 3, 5, 15, 25, 53, 75, 159, 265, 795, 1325, 3975, 7283, 21849, 36415, 109245, 182075, 385999, 546225, 1157997, 1929995, 5789985, 9649975, 28949925]

約数ペア:

[(1, 28949925), (3, 9649975), (5, 5789985), (15, 1929995), (25, 1157997), (53, 546225), (75, 385999), (159, 182075), (265, 109245), (795, 36415), (1325, 21849), (3975, 7283)]