9909207

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:284

約数の個数: 48

約数和(自身を含む): 18170880

約数和(自身を除く): 8261673

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 79, 99, 181, 231, 237, 543, 553, 693, 711, 869, 1267, 1629, 1659, 1991, 2607, 3801, 4977, 5973, 6083, 7821, 11403, 13937, 14299, 17919, 18249, 41811, 42897, 54747, 100093, 125433, 128691, 157289, 300279, 471867, 900837, 1101023, 1415601, 3303069, 9909207]

約数ペア:

[(1, 9909207), (3, 3303069), (7, 1415601), (9, 1101023), (11, 900837), (21, 471867), (33, 300279), (63, 157289), (77, 128691), (79, 125433), (99, 100093), (181, 54747), (231, 42897), (237, 41811), (543, 18249), (553, 17919), (693, 14299), (711, 13937), (869, 11403), (1267, 7821), (1629, 6083), (1659, 5973), (1991, 4977), (2607, 3801)]