31379922

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:232

約数の個数: 96

約数和(自身を含む): 81948672

約数和(自身を除く): 50568750

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 37, 42, 53, 63, 74, 106, 111, 126, 127, 159, 222, 254, 259, 318, 333, 371, 381, 477, 518, 666, 742, 762, 777, 889, 954, 1113, 1143, 1554, 1778, 1961, 2226, 2286, 2331, 2667, 3339, 3922, 4662, 4699, 5334, 5883, 6678, 6731, 8001, 9398, 11766, 13462, 13727, 14097, 16002, 17649, 20193, 27454, 28194, 32893, 35298, 40386, 41181, 42291, 47117, 60579, 65786, 82362, 84582, 94234, 98679, 121158, 123543, 141351, 197358, 247086, 249047, 282702, 296037, 424053, 498094, 592074, 747141, 848106, 1494282, 1743329, 2241423, 3486658, 4482846, 5229987, 10459974, 15689961, 31379922]

約数ペア:

[(1, 31379922), (2, 15689961), (3, 10459974), (6, 5229987), (7, 4482846), (9, 3486658), (14, 2241423), (18, 1743329), (21, 1494282), (37, 848106), (42, 747141), (53, 592074), (63, 498094), (74, 424053), (106, 296037), (111, 282702), (126, 249047), (127, 247086), (159, 197358), (222, 141351), (254, 123543), (259, 121158), (318, 98679), (333, 94234), (371, 84582), (381, 82362), (477, 65786), (518, 60579), (666, 47117), (742, 42291), (762, 41181), (777, 40386), (889, 35298), (954, 32893), (1113, 28194), (1143, 27454), (1554, 20193), (1778, 17649), (1961, 16002), (2226, 14097), (2286, 13727), (2331, 13462), (2667, 11766), (3339, 9398), (3922, 8001), (4662, 6731), (4699, 6678), (5334, 5883)]