440420838

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{513311}}^1$

素因数の和:513340

約数の個数: 32

約数和(自身を含む): 1034836992

約数和(自身を除く): 594416154

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 858, 513311, 1026622, 1539933, 3079866, 5646421, 6673043, 11292842, 13346086, 16939263, 20019129, 33878526, 40038258, 73403473, 146806946, 220210419, 440420838]

約数ペア:

[(1, 440420838), (2, 220210419), (3, 146806946), (6, 73403473), (11, 40038258), (13, 33878526), (22, 20019129), (26, 16939263), (33, 13346086), (39, 11292842), (66, 6673043), (78, 5646421), (143, 3079866), (286, 1539933), (429, 1026622), (858, 513311)]