17929725

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:338

約数の個数: 48

約数和(自身を含む): 32807424

約数和(自身を除く): 14877699

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 103, 165, 211, 275, 309, 515, 633, 825, 1055, 1133, 1545, 2321, 2575, 3165, 3399, 5275, 5665, 6963, 7725, 11605, 15825, 16995, 21733, 28325, 34815, 58025, 65199, 84975, 108665, 174075, 239063, 325995, 543325, 717189, 1195315, 1629975, 3585945, 5976575, 17929725]

約数ペア:

[(1, 17929725), (3, 5976575), (5, 3585945), (11, 1629975), (15, 1195315), (25, 717189), (33, 543325), (55, 325995), (75, 239063), (103, 174075), (165, 108665), (211, 84975), (275, 65199), (309, 58025), (515, 34815), (633, 28325), (825, 21733), (1055, 16995), (1133, 15825), (1545, 11605), (2321, 7725), (2575, 6963), (3165, 5665), (3399, 5275)]