128547862

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{11839}}^1$

素因数の和:11991

約数の個数: 16

約数和(自身を含む): 198201600

約数和(自身を除く): 69653738

約数列:

[1, 2, 61, 89, 122, 178, 5429, 10858, 11839, 23678, 722179, 1053671, 1444358, 2107342, 64273931, 128547862]

約数ペア:

[(1, 128547862), (2, 64273931), (61, 2107342), (89, 1444358), (122, 1053671), (178, 722179), (5429, 23678), (10858, 11839)]