18470475

素因数分解:

$3^2\times 5^2\times {\mathrm{103}}^1\times {\mathrm{797}}^1$

素因数の和:916

約数の個数: 36

約数和(自身を含む): 33445776

約数和(自身を除く): 14975301

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 103, 225, 309, 515, 797, 927, 1545, 2391, 2575, 3985, 4635, 7173, 7725, 11955, 19925, 23175, 35865, 59775, 82091, 179325, 246273, 410455, 738819, 1231365, 2052275, 3694095, 6156825, 18470475]

約数ペア:

[(1, 18470475), (3, 6156825), (5, 3694095), (9, 2052275), (15, 1231365), (25, 738819), (45, 410455), (75, 246273), (103, 179325), (225, 82091), (309, 59775), (515, 35865), (797, 23175), (927, 19925), (1545, 11955), (2391, 7725), (2575, 7173), (3985, 4635)]