639560826

素因数分解:

$2^1\times 3^3\times {\mathrm{59}}^1\times {\mathrm{191}}^1\times {\mathrm{1051}}^1$

素因数の和:1312

約数の個数: 64

約数和(自身を含む): 1454284800

約数和(自身を除く): 814723974

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 59, 118, 177, 191, 354, 382, 531, 573, 1051, 1062, 1146, 1593, 1719, 2102, 3153, 3186, 3438, 5157, 6306, 9459, 10314, 11269, 18918, 22538, 28377, 33807, 56754, 62009, 67614, 101421, 124018, 186027, 200741, 202842, 304263, 372054, 401482, 558081, 602223, 608526, 1116162, 1204446, 1674243, 1806669, 3348486, 3613338, 5420007, 10840014, 11843719, 23687438, 35531157, 71062314, 106593471, 213186942, 319780413, 639560826]

約数ペア:

[(1, 639560826), (2, 319780413), (3, 213186942), (6, 106593471), (9, 71062314), (18, 35531157), (27, 23687438), (54, 11843719), (59, 10840014), (118, 5420007), (177, 3613338), (191, 3348486), (354, 1806669), (382, 1674243), (531, 1204446), (573, 1116162), (1051, 608526), (1062, 602223), (1146, 558081), (1593, 401482), (1719, 372054), (2102, 304263), (3153, 202842), (3186, 200741), (3438, 186027), (5157, 124018), (6306, 101421), (9459, 67614), (10314, 62009), (11269, 56754), (18918, 33807), (22538, 28377)]