209969162

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1\times {\mathrm{1129}}^1$

素因数の和:1478

約数の個数: 32

約数和(自身を含む): 355380480

約数和(自身を除く): 145411318

約数列:

[1, 2, 13, 23, 26, 46, 299, 311, 598, 622, 1129, 2258, 4043, 7153, 8086, 14306, 14677, 25967, 29354, 51934, 92989, 185978, 337571, 351119, 675142, 702238, 4564547, 8075737, 9129094, 16151474, 104984581, 209969162]

約数ペア:

[(1, 209969162), (2, 104984581), (13, 16151474), (23, 9129094), (26, 8075737), (46, 4564547), (299, 702238), (311, 675142), (598, 351119), (622, 337571), (1129, 185978), (2258, 92989), (4043, 51934), (7153, 29354), (8086, 25967), (14306, 14677)]