161178804

素因数分解:

$2^2\times 3^2\times {\mathrm{71}}^1\times {\mathrm{63059}}^1$

素因数の和:63140

約数の個数: 36

約数和(自身を含む): 413169120

約数和(自身を除く): 251990316

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 71, 142, 213, 284, 426, 639, 852, 1278, 2556, 63059, 126118, 189177, 252236, 378354, 567531, 756708, 1135062, 2270124, 4477189, 8954378, 13431567, 17908756, 26863134, 40294701, 53726268, 80589402, 161178804]

約数ペア:

[(1, 161178804), (2, 80589402), (3, 53726268), (4, 40294701), (6, 26863134), (9, 17908756), (12, 13431567), (18, 8954378), (36, 4477189), (71, 2270124), (142, 1135062), (213, 756708), (284, 567531), (426, 378354), (639, 252236), (852, 189177), (1278, 126118), (2556, 63059)]