161291208

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{516959}}^1$

素因数の和:516981

約数の個数: 32

約数和(自身を含む): 434246400

約数和(自身を除く): 272955192

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 516959, 1033918, 1550877, 2067836, 3101754, 4135672, 6203508, 6720467, 12407016, 13440934, 20161401, 26881868, 40322802, 53763736, 80645604, 161291208]

約数ペア:

[(1, 161291208), (2, 80645604), (3, 53763736), (4, 40322802), (6, 26881868), (8, 20161401), (12, 13440934), (13, 12407016), (24, 6720467), (26, 6203508), (39, 4135672), (52, 3101754), (78, 2067836), (104, 1550877), (156, 1033918), (312, 516959)]