406406415

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{7297}}^1$

素因数の和:7431

約数の個数: 32

約数和(自身を含む): 672583680

約数和(自身を除く): 266177265

約数列:

[1, 3, 5, 15, 47, 79, 141, 235, 237, 395, 705, 1185, 3713, 7297, 11139, 18565, 21891, 36485, 55695, 109455, 342959, 576463, 1028877, 1714795, 1729389, 2882315, 5144385, 8646945, 27093761, 81281283, 135468805, 406406415]

約数ペア:

[(1, 406406415), (3, 135468805), (5, 81281283), (15, 27093761), (47, 8646945), (79, 5144385), (141, 2882315), (235, 1729389), (237, 1714795), (395, 1028877), (705, 576463), (1185, 342959), (3713, 109455), (7297, 55695), (11139, 36485), (18565, 21891)]