217317828

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1567}}^1$

素因数の和:1721

約数の個数: 96

約数和(自身を含む): 629407744

約数和(自身を除く): 412089916

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 52, 78, 84, 91, 127, 156, 182, 254, 273, 364, 381, 508, 546, 762, 889, 1092, 1524, 1567, 1651, 1778, 2667, 3134, 3302, 3556, 4701, 4953, 5334, 6268, 6604, 9402, 9906, 10668, 10969, 11557, 18804, 19812, 20371, 21938, 23114, 32907, 34671, 40742, 43876, 46228, 61113, 65814, 69342, 81484, 122226, 131628, 138684, 142597, 199009, 244452, 285194, 398018, 427791, 570388, 597027, 796036, 855582, 1194054, 1393063, 1711164, 2388108, 2587117, 2786126, 4179189, 5174234, 5572252, 7761351, 8358378, 10348468, 15522702, 16716756, 18109819, 31045404, 36219638, 54329457, 72439276, 108658914, 217317828]

約数ペア:

[(1, 217317828), (2, 108658914), (3, 72439276), (4, 54329457), (6, 36219638), (7, 31045404), (12, 18109819), (13, 16716756), (14, 15522702), (21, 10348468), (26, 8358378), (28, 7761351), (39, 5572252), (42, 5174234), (52, 4179189), (78, 2786126), (84, 2587117), (91, 2388108), (127, 1711164), (156, 1393063), (182, 1194054), (254, 855582), (273, 796036), (364, 597027), (381, 570388), (508, 427791), (546, 398018), (762, 285194), (889, 244452), (1092, 199009), (1524, 142597), (1567, 138684), (1651, 131628), (1778, 122226), (2667, 81484), (3134, 69342), (3302, 65814), (3556, 61113), (4701, 46228), (4953, 43876), (5334, 40742), (6268, 34671), (6604, 32907), (9402, 23114), (9906, 21938), (10668, 20371), (10969, 19812), (11557, 18804)]