529213321

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{179}}^1\times {\mathrm{613}}^1$

素因数の和:865

約数の個数: 32

約数和(自身を含む): 668424960

約数和(自身を除く): 139211639

約数列:

[1, 7, 13, 53, 91, 179, 371, 613, 689, 1253, 2327, 4291, 4823, 7969, 9487, 16289, 32489, 55783, 66409, 109727, 123331, 227423, 422357, 768089, 863317, 1426451, 2956499, 5815531, 9985157, 40708717, 75601903, 529213321]

約数ペア:

[(1, 529213321), (7, 75601903), (13, 40708717), (53, 9985157), (91, 5815531), (179, 2956499), (371, 1426451), (613, 863317), (689, 768089), (1253, 422357), (2327, 227423), (4291, 123331), (4823, 109727), (7969, 66409), (9487, 55783), (16289, 32489)]