9959775

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{311}}^1$

素因数の和:392

約数の個数: 48

約数和(自身を含む): 19189248

約数和(自身を除く): 9229473

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 61, 75, 105, 175, 183, 305, 311, 427, 525, 915, 933, 1281, 1525, 1555, 2135, 2177, 4575, 4665, 6405, 6531, 7775, 10675, 10885, 18971, 23325, 32025, 32655, 54425, 56913, 94855, 132797, 163275, 284565, 398391, 474275, 663985, 1422825, 1991955, 3319925, 9959775]

約数ペア:

[(1, 9959775), (3, 3319925), (5, 1991955), (7, 1422825), (15, 663985), (21, 474275), (25, 398391), (35, 284565), (61, 163275), (75, 132797), (105, 94855), (175, 56913), (183, 54425), (305, 32655), (311, 32025), (427, 23325), (525, 18971), (915, 10885), (933, 10675), (1281, 7775), (1525, 6531), (1555, 6405), (2135, 4665), (2177, 4575)]