397803406

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{4621}}^1$

素因数の和:4697

約数の個数: 64

約数和(自身を含む): 819979776

約数和(自身を除く): 422176370

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 43, 77, 86, 91, 143, 154, 182, 286, 301, 473, 559, 602, 946, 1001, 1118, 2002, 3311, 3913, 4621, 6149, 6622, 7826, 9242, 12298, 32347, 43043, 50831, 60073, 64694, 86086, 101662, 120146, 198703, 355817, 397406, 420511, 660803, 711634, 841022, 1321606, 1390921, 2185733, 2583139, 2781842, 4371466, 4625621, 5166278, 9251242, 15300131, 18081973, 28414529, 30600262, 36163946, 56829058, 198901703, 397803406]

約数ペア:

[(1, 397803406), (2, 198901703), (7, 56829058), (11, 36163946), (13, 30600262), (14, 28414529), (22, 18081973), (26, 15300131), (43, 9251242), (77, 5166278), (86, 4625621), (91, 4371466), (143, 2781842), (154, 2583139), (182, 2185733), (286, 1390921), (301, 1321606), (473, 841022), (559, 711634), (602, 660803), (946, 420511), (1001, 397406), (1118, 355817), (2002, 198703), (3311, 120146), (3913, 101662), (4621, 86086), (6149, 64694), (6622, 60073), (7826, 50831), (9242, 43043), (12298, 32347)]