161732178

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{126551}}^1$

素因数の和:126630

約数の個数: 24

約数和(自身を含む): 355358016

約数和(自身を除く): 193625838

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 126551, 253102, 379653, 759306, 1138959, 2277918, 8985121, 17970242, 26955363, 53910726, 80866089, 161732178]

約数ペア:

[(1, 161732178), (2, 80866089), (3, 53910726), (6, 26955363), (9, 17970242), (18, 8985121), (71, 2277918), (142, 1138959), (213, 759306), (426, 379653), (639, 253102), (1278, 126551)]