22890555

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{269}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 41783040

約数和(自身を除く): 18892485

約数列:

[1, 3, 5, 9, 15, 31, 45, 61, 93, 155, 183, 269, 279, 305, 465, 549, 807, 915, 1345, 1395, 1891, 2421, 2745, 4035, 5673, 8339, 9455, 12105, 16409, 17019, 25017, 28365, 41695, 49227, 75051, 82045, 85095, 125085, 147681, 246135, 375255, 508679, 738405, 1526037, 2543395, 4578111, 7630185, 22890555]

約数ペア:

[(1, 22890555), (3, 7630185), (5, 4578111), (9, 2543395), (15, 1526037), (31, 738405), (45, 508679), (61, 375255), (93, 246135), (155, 147681), (183, 125085), (269, 85095), (279, 82045), (305, 75051), (465, 49227), (549, 41695), (807, 28365), (915, 25017), (1345, 17019), (1395, 16409), (1891, 12105), (2421, 9455), (2745, 8339), (4035, 5673)]