253400278

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{18397}}^1$

素因数の和:18567

約数の個数: 16

約数和(自身を含む): 389448864

約数和(自身を除く): 136048586

約数列:

[1, 2, 71, 97, 142, 194, 6887, 13774, 18397, 36794, 1306187, 1784509, 2612374, 3569018, 126700139, 253400278]

約数ペア:

[(1, 253400278), (2, 126700139), (71, 3569018), (97, 2612374), (142, 1784509), (194, 1306187), (6887, 36794), (13774, 18397)]