291249756

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{281}}^1\times {\mathrm{457}}^1$

素因数の和:761

約数の個数: 120

約数和(自身を含む): 875161056

約数和(自身を除く): 583911300

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 281, 324, 378, 457, 562, 567, 756, 843, 914, 1124, 1134, 1371, 1686, 1828, 1967, 2268, 2529, 2742, 3199, 3372, 3934, 4113, 5058, 5484, 5901, 6398, 7587, 7868, 8226, 9597, 10116, 11802, 12339, 12796, 15174, 16452, 17703, 19194, 22761, 23604, 24678, 28791, 30348, 35406, 37017, 38388, 45522, 49356, 53109, 57582, 70812, 74034, 86373, 91044, 106218, 115164, 128417, 148068, 159327, 172746, 212436, 256834, 259119, 318654, 345492, 385251, 513668, 518238, 637308, 770502, 898919, 1036476, 1155753, 1541004, 1797838, 2311506, 2696757, 3467259, 3595676, 4623012, 5393514, 6934518, 8090271, 10401777, 10787028, 13869036, 16180542, 20803554, 24270813, 32361084, 41607108, 48541626, 72812439, 97083252, 145624878, 291249756]

約数ペア:

[(1, 291249756), (2, 145624878), (3, 97083252), (4, 72812439), (6, 48541626), (7, 41607108), (9, 32361084), (12, 24270813), (14, 20803554), (18, 16180542), (21, 13869036), (27, 10787028), (28, 10401777), (36, 8090271), (42, 6934518), (54, 5393514), (63, 4623012), (81, 3595676), (84, 3467259), (108, 2696757), (126, 2311506), (162, 1797838), (189, 1541004), (252, 1155753), (281, 1036476), (324, 898919), (378, 770502), (457, 637308), (562, 518238), (567, 513668), (756, 385251), (843, 345492), (914, 318654), (1124, 259119), (1134, 256834), (1371, 212436), (1686, 172746), (1828, 159327), (1967, 148068), (2268, 128417), (2529, 115164), (2742, 106218), (3199, 91044), (3372, 86373), (3934, 74034), (4113, 70812), (5058, 57582), (5484, 53109), (5901, 49356), (6398, 45522), (7587, 38388), (7868, 37017), (8226, 35406), (9597, 30348), (10116, 28791), (11802, 24678), (12339, 23604), (12796, 22761), (15174, 19194), (16452, 17703)]