191662009

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1\times {\mathrm{383}}^1$

素因数の和:565

約数の個数: 32

約数和(自身を含む): 245661696

約数和(自身を除く): 53999687

約数列:

[1, 7, 11, 67, 77, 97, 383, 469, 679, 737, 1067, 2681, 4213, 5159, 6499, 7469, 25661, 29491, 37151, 45493, 71489, 179627, 260057, 282271, 408661, 500423, 1975897, 2489117, 2860627, 17423819, 27380287, 191662009]

約数ペア:

[(1, 191662009), (7, 27380287), (11, 17423819), (67, 2860627), (77, 2489117), (97, 1975897), (383, 500423), (469, 408661), (679, 282271), (737, 260057), (1067, 179627), (2681, 71489), (4213, 45493), (5159, 37151), (6499, 29491), (7469, 25661)]