81165435

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{1153}}^1$

素因数の和:1212

約数の個数: 48

約数和(自身を含む): 147730464

約数和(自身を除く): 66565029

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 361, 741, 1083, 1153, 1235, 1805, 3459, 3705, 4693, 5415, 5765, 14079, 14989, 17295, 21907, 23465, 44967, 65721, 70395, 74945, 109535, 224835, 284791, 328605, 416233, 854373, 1248699, 1423955, 2081165, 4271865, 5411029, 6243495, 16233087, 27055145, 81165435]

約数ペア:

[(1, 81165435), (3, 27055145), (5, 16233087), (13, 6243495), (15, 5411029), (19, 4271865), (39, 2081165), (57, 1423955), (65, 1248699), (95, 854373), (195, 416233), (247, 328605), (285, 284791), (361, 224835), (741, 109535), (1083, 74945), (1153, 70395), (1235, 65721), (1805, 44967), (3459, 23465), (3705, 21907), (4693, 17295), (5415, 14989), (5765, 14079)]