310338

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{821}}^1$

素因数の和:839

約数の個数: 32

約数和(自身を含む): 789120

約数和(自身を除く): 478782

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 821, 1642, 2463, 4926, 5747, 7389, 11494, 14778, 17241, 22167, 34482, 44334, 51723, 103446, 155169, 310338]

約数ペア:

[(1, 310338), (2, 155169), (3, 103446), (6, 51723), (7, 44334), (9, 34482), (14, 22167), (18, 17241), (21, 14778), (27, 11494), (42, 7389), (54, 5747), (63, 4926), (126, 2463), (189, 1642), (378, 821)]