212399532

素因数分解:

$2^2\times 3^2\times {\mathrm{43}}^1\times {\mathrm{137209}}^1$

素因数の和:137262

約数の個数: 36

約数和(自身を含む): 549388840

約数和(自身を除く): 336989308

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 43, 86, 129, 172, 258, 387, 516, 774, 1548, 137209, 274418, 411627, 548836, 823254, 1234881, 1646508, 2469762, 4939524, 5899987, 11799974, 17699961, 23599948, 35399922, 53099883, 70799844, 106199766, 212399532]

約数ペア:

[(1, 212399532), (2, 106199766), (3, 70799844), (4, 53099883), (6, 35399922), (9, 23599948), (12, 17699961), (18, 11799974), (36, 5899987), (43, 4939524), (86, 2469762), (129, 1646508), (172, 1234881), (258, 823254), (387, 548836), (516, 411627), (774, 274418), (1548, 137209)]