1913301

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:127

約数の個数: 40

約数和(自身を含む): 3252480

約数和(自身を除く): 1339179

約数列:

[1, 3, 9, 13, 23, 27, 39, 69, 79, 81, 117, 207, 237, 299, 351, 621, 711, 897, 1027, 1053, 1817, 1863, 2133, 2691, 3081, 5451, 6399, 8073, 9243, 16353, 23621, 24219, 27729, 49059, 70863, 83187, 147177, 212589, 637767, 1913301]

約数ペア:

[(1, 1913301), (3, 637767), (9, 212589), (13, 147177), (23, 83187), (27, 70863), (39, 49059), (69, 27729), (79, 24219), (81, 23621), (117, 16353), (207, 9243), (237, 8073), (299, 6399), (351, 5451), (621, 3081), (711, 2691), (897, 2133), (1027, 1863), (1053, 1817)]