201972159

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{61}}^2\times {\mathrm{163}}^1$

素因数の和:328

約数の個数: 36

約数和(自身を含む): 306483528

約数和(自身を除く): 104511369

約数列:

[1, 3, 9, 37, 61, 111, 163, 183, 333, 489, 549, 1467, 2257, 3721, 6031, 6771, 9943, 11163, 18093, 20313, 29829, 33489, 54279, 89487, 137677, 367891, 413031, 606523, 1103673, 1239093, 1819569, 3311019, 5458707, 22441351, 67324053, 201972159]

約数ペア:

[(1, 201972159), (3, 67324053), (9, 22441351), (37, 5458707), (61, 3311019), (111, 1819569), (163, 1239093), (183, 1103673), (333, 606523), (489, 413031), (549, 367891), (1467, 137677), (2257, 89487), (3721, 54279), (6031, 33489), (6771, 29829), (9943, 20313), (11163, 18093)]