678704628

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{353}}^1\times {\mathrm{487}}^1$

素因数の和:901

約数の個数: 96

約数和(自身を含む): 1857429504

約数和(自身を除く): 1178724876

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 47, 84, 94, 141, 188, 282, 329, 353, 487, 564, 658, 706, 974, 987, 1059, 1316, 1412, 1461, 1948, 1974, 2118, 2471, 2922, 3409, 3948, 4236, 4942, 5844, 6818, 7413, 9884, 10227, 13636, 14826, 16591, 20454, 22889, 29652, 33182, 40908, 45778, 49773, 66364, 68667, 91556, 99546, 116137, 137334, 160223, 171911, 199092, 232274, 274668, 320446, 343822, 348411, 464548, 480669, 515733, 640892, 687644, 696822, 961338, 1031466, 1203377, 1393644, 1922676, 2062932, 2406754, 3610131, 4813508, 7220262, 8079817, 14440524, 16159634, 24239451, 32319268, 48478902, 56558719, 96957804, 113117438, 169676157, 226234876, 339352314, 678704628]

約数ペア:

[(1, 678704628), (2, 339352314), (3, 226234876), (4, 169676157), (6, 113117438), (7, 96957804), (12, 56558719), (14, 48478902), (21, 32319268), (28, 24239451), (42, 16159634), (47, 14440524), (84, 8079817), (94, 7220262), (141, 4813508), (188, 3610131), (282, 2406754), (329, 2062932), (353, 1922676), (487, 1393644), (564, 1203377), (658, 1031466), (706, 961338), (974, 696822), (987, 687644), (1059, 640892), (1316, 515733), (1412, 480669), (1461, 464548), (1948, 348411), (1974, 343822), (2118, 320446), (2471, 274668), (2922, 232274), (3409, 199092), (3948, 171911), (4236, 160223), (4942, 137334), (5844, 116137), (6818, 99546), (7413, 91556), (9884, 68667), (10227, 66364), (13636, 49773), (14826, 45778), (16591, 40908), (20454, 33182), (22889, 29652)]