269691513

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{9781}}^1$

素因数の和:9905

約数の個数: 32

約数和(自身を含む): 446998272

約数和(自身を除く): 177306759

約数列:

[1, 3, 7, 13, 21, 39, 91, 101, 273, 303, 707, 1313, 2121, 3939, 9191, 9781, 27573, 29343, 68467, 127153, 205401, 381459, 890071, 987881, 2670213, 2963643, 6915167, 12842453, 20745501, 38527359, 89897171, 269691513]

約数ペア:

[(1, 269691513), (3, 89897171), (7, 38527359), (13, 20745501), (21, 12842453), (39, 6915167), (91, 2963643), (101, 2670213), (273, 987881), (303, 890071), (707, 381459), (1313, 205401), (2121, 127153), (3939, 68467), (9191, 29343), (9781, 27573)]