28173132

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1627}}^1$

素因数の和:1687

約数の個数: 72

約数和(自身を含む): 78814736

約数和(自身を除く): 50641604

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 37, 39, 52, 74, 78, 111, 117, 148, 156, 222, 234, 333, 444, 468, 481, 666, 962, 1332, 1443, 1627, 1924, 2886, 3254, 4329, 4881, 5772, 6508, 8658, 9762, 14643, 17316, 19524, 21151, 29286, 42302, 58572, 60199, 63453, 84604, 120398, 126906, 180597, 190359, 240796, 253812, 361194, 380718, 541791, 722388, 761436, 782587, 1083582, 1565174, 2167164, 2347761, 3130348, 4695522, 7043283, 9391044, 14086566, 28173132]

約数ペア:

[(1, 28173132), (2, 14086566), (3, 9391044), (4, 7043283), (6, 4695522), (9, 3130348), (12, 2347761), (13, 2167164), (18, 1565174), (26, 1083582), (36, 782587), (37, 761436), (39, 722388), (52, 541791), (74, 380718), (78, 361194), (111, 253812), (117, 240796), (148, 190359), (156, 180597), (222, 126906), (234, 120398), (333, 84604), (444, 63453), (468, 60199), (481, 58572), (666, 42302), (962, 29286), (1332, 21151), (1443, 19524), (1627, 17316), (1924, 14643), (2886, 9762), (3254, 8658), (4329, 6508), (4881, 5772)]