217710522

素因数分解:

$2^1\times 3^2\times {\mathrm{641}}^1\times {\mathrm{18869}}^1$

素因数の和:19518

約数の個数: 24

約数和(自身を含む): 472467060

約数和(自身を除く): 254756538

約数列:

[1, 2, 3, 6, 9, 18, 641, 1282, 1923, 3846, 5769, 11538, 18869, 37738, 56607, 113214, 169821, 339642, 12095029, 24190058, 36285087, 72570174, 108855261, 217710522]

約数ペア:

[(1, 217710522), (2, 108855261), (3, 72570174), (6, 36285087), (9, 24190058), (18, 12095029), (641, 339642), (1282, 169821), (1923, 113214), (3846, 56607), (5769, 37738), (11538, 18869)]