1001988

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{2141}}^1$

素因数の和:2164

約数の個数: 36

約数和(自身を含む): 2728908

約数和(自身を除く): 1726920

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 2141, 4282, 6423, 8564, 12846, 19269, 25692, 27833, 38538, 55666, 77076, 83499, 111332, 166998, 250497, 333996, 500994, 1001988]

約数ペア:

[(1, 1001988), (2, 500994), (3, 333996), (4, 250497), (6, 166998), (9, 111332), (12, 83499), (13, 77076), (18, 55666), (26, 38538), (36, 27833), (39, 25692), (52, 19269), (78, 12846), (117, 8564), (156, 6423), (234, 4282), (468, 2141)]