28161288

素因数分解:

$2^3\times 3^2\times {\mathrm{79}}^1\times {\mathrm{4951}}^1$

素因数の和:5042

約数の個数: 48

約数和(自身を含む): 77251200

約数和(自身を除く): 49089912

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 79, 158, 237, 316, 474, 632, 711, 948, 1422, 1896, 2844, 4951, 5688, 9902, 14853, 19804, 29706, 39608, 44559, 59412, 89118, 118824, 178236, 356472, 391129, 782258, 1173387, 1564516, 2346774, 3129032, 3520161, 4693548, 7040322, 9387096, 14080644, 28161288]

約数ペア:

[(1, 28161288), (2, 14080644), (3, 9387096), (4, 7040322), (6, 4693548), (8, 3520161), (9, 3129032), (12, 2346774), (18, 1564516), (24, 1173387), (36, 782258), (72, 391129), (79, 356472), (158, 178236), (237, 118824), (316, 89118), (474, 59412), (632, 44559), (711, 39608), (948, 29706), (1422, 19804), (1896, 14853), (2844, 9902), (4951, 5688)]