2013221979

素因数分解:

$3^3\times {\mathrm{61}}^1\times {\mathrm{859}}^1\times {\mathrm{1423}}^1$

素因数の和:2352

約数の個数: 32

約数和(自身を含む): 3037107200

約数和(自身を除く): 1023885221

約数列:

[1, 3, 9, 27, 61, 183, 549, 859, 1423, 1647, 2577, 4269, 7731, 12807, 23193, 38421, 52399, 86803, 157197, 260409, 471591, 781227, 1222357, 1414773, 2343681, 3667071, 11001213, 33003639, 74563777, 223691331, 671073993, 2013221979]

約数ペア:

[(1, 2013221979), (3, 671073993), (9, 223691331), (27, 74563777), (61, 33003639), (183, 11001213), (549, 3667071), (859, 2343681), (1423, 1414773), (1647, 1222357), (2577, 781227), (4269, 471591), (7731, 260409), (12807, 157197), (23193, 86803), (38421, 52399)]