25291240289

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{24907}}^1$

素因数の和:25014

約数の個数: 48

約数和(自身を含む): 33120067968

約数和(自身を除く): 7828827679

約数列:

[1, 7, 17, 23, 49, 53, 119, 161, 371, 391, 833, 901, 1127, 1219, 2597, 2737, 6307, 8533, 19159, 20723, 24907, 44149, 59731, 145061, 174349, 423419, 572861, 1015427, 1220443, 1320071, 2963933, 4010027, 9240497, 9738637, 20747531, 22441207, 28070189, 30361633, 64683479, 68170459, 157088449, 212531431, 477193213, 516147761, 1099619143, 1487720017, 3613034327, 25291240289]

約数ペア:

[(1, 25291240289), (7, 3613034327), (17, 1487720017), (23, 1099619143), (49, 516147761), (53, 477193213), (119, 212531431), (161, 157088449), (371, 68170459), (391, 64683479), (833, 30361633), (901, 28070189), (1127, 22441207), (1219, 20747531), (2597, 9738637), (2737, 9240497), (6307, 4010027), (8533, 2963933), (19159, 1320071), (20723, 1220443), (24907, 1015427), (44149, 572861), (59731, 423419), (145061, 174349)]