153920431

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{311}}^1\times {\mathrm{4159}}^1$

素因数の和:4494

約数の個数: 16

約数和(自身を含む): 186900480

約数和(自身を除く): 32980049

約数列:

[1, 7, 17, 119, 311, 2177, 4159, 5287, 29113, 37009, 70703, 494921, 1293449, 9054143, 21988633, 153920431]

約数ペア:

[(1, 153920431), (7, 21988633), (17, 9054143), (119, 1293449), (311, 494921), (2177, 70703), (4159, 37009), (5287, 29113)]