28912624

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{607}}^1$

素因数の和:857

約数の個数: 40

約数和(自身を含む): 60690560

約数和(自身を除く): 31777936

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 229, 458, 607, 916, 1214, 1832, 2428, 2977, 3664, 4856, 5954, 7891, 9712, 11908, 15782, 23816, 31564, 47632, 63128, 126256, 139003, 278006, 556012, 1112024, 1807039, 2224048, 3614078, 7228156, 14456312, 28912624]

約数ペア:

[(1, 28912624), (2, 14456312), (4, 7228156), (8, 3614078), (13, 2224048), (16, 1807039), (26, 1112024), (52, 556012), (104, 278006), (208, 139003), (229, 126256), (458, 63128), (607, 47632), (916, 31564), (1214, 23816), (1832, 15782), (2428, 11908), (2977, 9712), (3664, 7891), (4856, 5954)]