1661164128

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{443687}}^1$

素因数の和:443716

約数の個数: 72

約数和(自身を含む): 5087326608

約数和(自身を除く): 3426162480

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 32, 36, 39, 48, 52, 72, 78, 96, 104, 117, 144, 156, 208, 234, 288, 312, 416, 468, 624, 936, 1248, 1872, 3744, 443687, 887374, 1331061, 1774748, 2662122, 3549496, 3993183, 5324244, 5767931, 7098992, 7986366, 10648488, 11535862, 14197984, 15972732, 17303793, 21296976, 23071724, 31945464, 34607586, 42593952, 46143448, 51911379, 63890928, 69215172, 92286896, 103822758, 127781856, 138430344, 184573792, 207645516, 276860688, 415291032, 553721376, 830582064, 1661164128]

約数ペア:

[(1, 1661164128), (2, 830582064), (3, 553721376), (4, 415291032), (6, 276860688), (8, 207645516), (9, 184573792), (12, 138430344), (13, 127781856), (16, 103822758), (18, 92286896), (24, 69215172), (26, 63890928), (32, 51911379), (36, 46143448), (39, 42593952), (48, 34607586), (52, 31945464), (72, 23071724), (78, 21296976), (96, 17303793), (104, 15972732), (117, 14197984), (144, 11535862), (156, 10648488), (208, 7986366), (234, 7098992), (288, 5767931), (312, 5324244), (416, 3993183), (468, 3549496), (624, 2662122), (936, 1774748), (1248, 1331061), (1872, 887374), (3744, 443687)]