87405465

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{1091}}^1$

素因数の和:1222

約数の個数: 48

約数和(自身を含む): 164324160

約数和(自身を除く): 76918695

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 109, 147, 245, 327, 545, 735, 763, 1091, 1635, 2289, 3273, 3815, 5341, 5455, 7637, 11445, 16023, 16365, 22911, 26705, 38185, 53459, 80115, 114555, 118919, 160377, 267295, 356757, 594595, 801885, 832433, 1783785, 2497299, 4162165, 5827031, 12486495, 17481093, 29135155, 87405465]

約数ペア:

[(1, 87405465), (3, 29135155), (5, 17481093), (7, 12486495), (15, 5827031), (21, 4162165), (35, 2497299), (49, 1783785), (105, 832433), (109, 801885), (147, 594595), (245, 356757), (327, 267295), (545, 160377), (735, 118919), (763, 114555), (1091, 80115), (1635, 53459), (2289, 38185), (3273, 26705), (3815, 22911), (5341, 16365), (5455, 16023), (7637, 11445)]