31478616

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^3\times {\mathrm{199}}^1$

素因数の和:250

約数の個数: 96

約数和(自身を含む): 92820000

約数和(自身を除く): 61341384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 169, 199, 234, 312, 338, 398, 468, 507, 597, 676, 796, 936, 1014, 1194, 1352, 1521, 1592, 1791, 2028, 2197, 2388, 2587, 3042, 3582, 4056, 4394, 4776, 5174, 6084, 6591, 7164, 7761, 8788, 10348, 12168, 13182, 14328, 15522, 17576, 19773, 20696, 23283, 26364, 31044, 33631, 39546, 46566, 52728, 62088, 67262, 79092, 93132, 100893, 134524, 158184, 186264, 201786, 269048, 302679, 403572, 437203, 605358, 807144, 874406, 1210716, 1311609, 1748812, 2421432, 2623218, 3497624, 3934827, 5246436, 7869654, 10492872, 15739308, 31478616]

約数ペア:

[(1, 31478616), (2, 15739308), (3, 10492872), (4, 7869654), (6, 5246436), (8, 3934827), (9, 3497624), (12, 2623218), (13, 2421432), (18, 1748812), (24, 1311609), (26, 1210716), (36, 874406), (39, 807144), (52, 605358), (72, 437203), (78, 403572), (104, 302679), (117, 269048), (156, 201786), (169, 186264), (199, 158184), (234, 134524), (312, 100893), (338, 93132), (398, 79092), (468, 67262), (507, 62088), (597, 52728), (676, 46566), (796, 39546), (936, 33631), (1014, 31044), (1194, 26364), (1352, 23283), (1521, 20696), (1592, 19773), (1791, 17576), (2028, 15522), (2197, 14328), (2388, 13182), (2587, 12168), (3042, 10348), (3582, 8788), (4056, 7761), (4394, 7164), (4776, 6591), (5174, 6084)]