287130354

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{359}}^1$

素因数の和:647

約数の個数: 64

約数和(自身を含む): 667699200

約数和(自身を除く): 380568846

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 137, 139, 274, 278, 359, 411, 417, 718, 822, 834, 959, 973, 1077, 1918, 1946, 2154, 2513, 2877, 2919, 5026, 5754, 5838, 7539, 15078, 19043, 38086, 49183, 49901, 57129, 98366, 99802, 114258, 133301, 147549, 149703, 266602, 295098, 299406, 344281, 349307, 399903, 688562, 698614, 799806, 1032843, 1047921, 2065686, 2095842, 6836437, 13672874, 20509311, 41018622, 47855059, 95710118, 143565177, 287130354]

約数ペア:

[(1, 287130354), (2, 143565177), (3, 95710118), (6, 47855059), (7, 41018622), (14, 20509311), (21, 13672874), (42, 6836437), (137, 2095842), (139, 2065686), (274, 1047921), (278, 1032843), (359, 799806), (411, 698614), (417, 688562), (718, 399903), (822, 349307), (834, 344281), (959, 299406), (973, 295098), (1077, 266602), (1918, 149703), (1946, 147549), (2154, 133301), (2513, 114258), (2877, 99802), (2919, 98366), (5026, 57129), (5754, 49901), (5838, 49183), (7539, 38086), (15078, 19043)]