13418325

素因数分解:

$3^3\times 5^2\times {\mathrm{103}}^1\times {\mathrm{193}}^1$

素因数の和:315

約数の個数: 48

約数和(自身を含む): 25018240

約数和(自身を除く): 11599915

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 103, 135, 193, 225, 309, 515, 579, 675, 927, 965, 1545, 1737, 2575, 2781, 2895, 4635, 4825, 5211, 7725, 8685, 13905, 14475, 19879, 23175, 26055, 43425, 59637, 69525, 99395, 130275, 178911, 298185, 496975, 536733, 894555, 1490925, 2683665, 4472775, 13418325]

約数ペア:

[(1, 13418325), (3, 4472775), (5, 2683665), (9, 1490925), (15, 894555), (25, 536733), (27, 496975), (45, 298185), (75, 178911), (103, 130275), (135, 99395), (193, 69525), (225, 59637), (309, 43425), (515, 26055), (579, 23175), (675, 19879), (927, 14475), (965, 13905), (1545, 8685), (1737, 7725), (2575, 5211), (2781, 4825), (2895, 4635)]