697128978

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{367}}^1$

素因数の和:477

約数の個数: 128

約数和(自身を含む): 1780531200

約数和(自身を除く): 1083402222

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 49, 71, 78, 91, 98, 142, 147, 182, 213, 273, 294, 343, 367, 426, 497, 546, 637, 686, 734, 923, 994, 1029, 1101, 1274, 1491, 1846, 1911, 2058, 2202, 2569, 2769, 2982, 3479, 3822, 4459, 4771, 5138, 5538, 6461, 6958, 7707, 8918, 9542, 10437, 12922, 13377, 14313, 15414, 17983, 19383, 20874, 24353, 26057, 26754, 28626, 33397, 35966, 38766, 45227, 48706, 52114, 53949, 66794, 73059, 78171, 90454, 100191, 107898, 125881, 135681, 146118, 156342, 182399, 200382, 233779, 251762, 271362, 316589, 338741, 364798, 377643, 467558, 547197, 633178, 677482, 701337, 755286, 949767, 1016223, 1094394, 1276793, 1402674, 1636453, 1899534, 2032446, 2371187, 2553586, 3272906, 3830379, 4742374, 4909359, 7113561, 7660758, 8937551, 9818718, 14227122, 16598309, 17875102, 26812653, 33196618, 49794927, 53625306, 99589854, 116188163, 232376326, 348564489, 697128978]

約数ペア:

[(1, 697128978), (2, 348564489), (3, 232376326), (6, 116188163), (7, 99589854), (13, 53625306), (14, 49794927), (21, 33196618), (26, 26812653), (39, 17875102), (42, 16598309), (49, 14227122), (71, 9818718), (78, 8937551), (91, 7660758), (98, 7113561), (142, 4909359), (147, 4742374), (182, 3830379), (213, 3272906), (273, 2553586), (294, 2371187), (343, 2032446), (367, 1899534), (426, 1636453), (497, 1402674), (546, 1276793), (637, 1094394), (686, 1016223), (734, 949767), (923, 755286), (994, 701337), (1029, 677482), (1101, 633178), (1274, 547197), (1491, 467558), (1846, 377643), (1911, 364798), (2058, 338741), (2202, 316589), (2569, 271362), (2769, 251762), (2982, 233779), (3479, 200382), (3822, 182399), (4459, 156342), (4771, 146118), (5138, 135681), (5538, 125881), (6461, 107898), (6958, 100191), (7707, 90454), (8918, 78171), (9542, 73059), (10437, 66794), (12922, 53949), (13377, 52114), (14313, 48706), (15414, 45227), (17983, 38766), (19383, 35966), (20874, 33397), (24353, 28626), (26057, 26754)]