421570364

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{821}}^1$

素因数の和:998

約数の個数: 48

約数和(自身を含む): 788804352

約数和(自身を除く): 367233988

約数列:

[1, 2, 4, 31, 41, 62, 82, 101, 124, 164, 202, 404, 821, 1271, 1642, 2542, 3131, 3284, 4141, 5084, 6262, 8282, 12524, 16564, 25451, 33661, 50902, 67322, 82921, 101804, 128371, 134644, 165842, 256742, 331684, 513484, 1043491, 2086982, 2570551, 3399761, 4173964, 5141102, 6799522, 10282204, 13599044, 105392591, 210785182, 421570364]

約数ペア:

[(1, 421570364), (2, 210785182), (4, 105392591), (31, 13599044), (41, 10282204), (62, 6799522), (82, 5141102), (101, 4173964), (124, 3399761), (164, 2570551), (202, 2086982), (404, 1043491), (821, 513484), (1271, 331684), (1642, 256742), (2542, 165842), (3131, 134644), (3284, 128371), (4141, 101804), (5084, 82921), (6262, 67322), (8282, 50902), (12524, 33661), (16564, 25451)]