664448974

素因数分解:

$2^1\times 7^1\times {\mathrm{3821}}^1\times {\mathrm{12421}}^1$

素因数の和:16251

約数の個数: 16

約数和(自身を含む): 1139445216

約数和(自身を除く): 474996242

約数列:

[1, 2, 7, 14, 3821, 7642, 12421, 24842, 26747, 53494, 86947, 173894, 47460641, 94921282, 332224487, 664448974]

約数ペア:

[(1, 664448974), (2, 332224487), (7, 94921282), (14, 47460641), (3821, 173894), (7642, 86947), (12421, 53494), (24842, 26747)]