215687628

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{460871}}^1$

素因数の和:460894

約数の個数: 36

約数和(自身を含む): 587150928

約数和(自身を除く): 371463300

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 460871, 921742, 1382613, 1843484, 2765226, 4147839, 5530452, 5991323, 8295678, 11982646, 16591356, 17973969, 23965292, 35947938, 53921907, 71895876, 107843814, 215687628]

約数ペア:

[(1, 215687628), (2, 107843814), (3, 71895876), (4, 53921907), (6, 35947938), (9, 23965292), (12, 17973969), (13, 16591356), (18, 11982646), (26, 8295678), (36, 5991323), (39, 5530452), (52, 4147839), (78, 2765226), (117, 1843484), (156, 1382613), (234, 921742), (468, 460871)]