408021939

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{457}}^1\times {\mathrm{587}}^1$

素因数の和:1076

約数の個数: 36

約数和(自身を含む): 640674216

約数和(自身を除く): 232652277

約数列:

[1, 3, 9, 13, 39, 117, 169, 457, 507, 587, 1371, 1521, 1761, 4113, 5283, 5941, 7631, 17823, 22893, 53469, 68679, 77233, 99203, 231699, 268259, 297609, 695097, 804777, 892827, 2414331, 3487367, 10462101, 31386303, 45335771, 136007313, 408021939]

約数ペア:

[(1, 408021939), (3, 136007313), (9, 45335771), (13, 31386303), (39, 10462101), (117, 3487367), (169, 2414331), (457, 892827), (507, 804777), (587, 695097), (1371, 297609), (1521, 268259), (1761, 231699), (4113, 99203), (5283, 77233), (5941, 68679), (7631, 53469), (17823, 22893)]