219788868

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{503}}^1\times {\mathrm{2801}}^1$

素因数の和:3324

約数の個数: 48

約数和(自身を含む): 553585536

約数和(自身を除く): 333796668

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 503, 1006, 1509, 2012, 2801, 3018, 5602, 6036, 6539, 8403, 11204, 13078, 16806, 19617, 26156, 33612, 36413, 39234, 72826, 78468, 109239, 145652, 218478, 436956, 1408903, 2817806, 4226709, 5635612, 8453418, 16906836, 18315739, 36631478, 54947217, 73262956, 109894434, 219788868]

約数ペア:

[(1, 219788868), (2, 109894434), (3, 73262956), (4, 54947217), (6, 36631478), (12, 18315739), (13, 16906836), (26, 8453418), (39, 5635612), (52, 4226709), (78, 2817806), (156, 1408903), (503, 436956), (1006, 218478), (1509, 145652), (2012, 109239), (2801, 78468), (3018, 72826), (5602, 39234), (6036, 36413), (6539, 33612), (8403, 26156), (11204, 19617), (13078, 16806)]