781600974

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:390

約数の個数: 128

約数和(自身を含む): 1999613952

約数和(自身を除く): 1218012978

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 97, 107, 154, 163, 194, 214, 231, 291, 321, 326, 462, 489, 582, 642, 679, 749, 978, 1067, 1141, 1177, 1358, 1498, 1793, 2037, 2134, 2247, 2282, 2354, 3201, 3423, 3531, 3586, 4074, 4494, 5379, 6402, 6846, 7062, 7469, 8239, 10379, 10758, 12551, 14938, 15811, 16478, 17441, 20758, 22407, 24717, 25102, 31137, 31622, 34882, 37653, 44814, 47433, 49434, 52323, 62274, 72653, 75306, 94866, 104646, 110677, 114169, 122087, 145306, 173921, 191851, 217959, 221354, 228338, 244174, 332031, 342507, 347842, 366261, 383702, 435918, 521763, 575553, 664062, 685014, 732522, 799183, 1043526, 1151106, 1217447, 1342957, 1598366, 1691777, 2397549, 2434894, 2685914, 3383554, 3652341, 4028871, 4795098, 5075331, 7304682, 8057742, 10150662, 11842439, 18609547, 23684878, 35527317, 37219094, 55828641, 71054634, 111657282, 130266829, 260533658, 390800487, 781600974]

約数ペア:

[(1, 781600974), (2, 390800487), (3, 260533658), (6, 130266829), (7, 111657282), (11, 71054634), (14, 55828641), (21, 37219094), (22, 35527317), (33, 23684878), (42, 18609547), (66, 11842439), (77, 10150662), (97, 8057742), (107, 7304682), (154, 5075331), (163, 4795098), (194, 4028871), (214, 3652341), (231, 3383554), (291, 2685914), (321, 2434894), (326, 2397549), (462, 1691777), (489, 1598366), (582, 1342957), (642, 1217447), (679, 1151106), (749, 1043526), (978, 799183), (1067, 732522), (1141, 685014), (1177, 664062), (1358, 575553), (1498, 521763), (1793, 435918), (2037, 383702), (2134, 366261), (2247, 347842), (2282, 342507), (2354, 332031), (3201, 244174), (3423, 228338), (3531, 221354), (3586, 217959), (4074, 191851), (4494, 173921), (5379, 145306), (6402, 122087), (6846, 114169), (7062, 110677), (7469, 104646), (8239, 94866), (10379, 75306), (10758, 72653), (12551, 62274), (14938, 52323), (15811, 49434), (16478, 47433), (17441, 44814), (20758, 37653), (22407, 34882), (24717, 31622), (25102, 31137)]