28641375

素因数分解:

$3^2\times 5^3\times 7^1\times {\mathrm{3637}}^1$

素因数の和:3665

約数の個数: 48

約数和(自身を含む): 59022912

約数和(自身を除く): 30381537

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 125, 175, 225, 315, 375, 525, 875, 1125, 1575, 2625, 3637, 7875, 10911, 18185, 25459, 32733, 54555, 76377, 90925, 127295, 163665, 229131, 272775, 381885, 454625, 636475, 818325, 1145655, 1363875, 1909425, 3182375, 4091625, 5728275, 9547125, 28641375]

約数ペア:

[(1, 28641375), (3, 9547125), (5, 5728275), (7, 4091625), (9, 3182375), (15, 1909425), (21, 1363875), (25, 1145655), (35, 818325), (45, 636475), (63, 454625), (75, 381885), (105, 272775), (125, 229131), (175, 163665), (225, 127295), (315, 90925), (375, 76377), (525, 54555), (875, 32733), (1125, 25459), (1575, 18185), (2625, 10911), (3637, 7875)]