13653171

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:145

約数の個数: 64

約数和(自身を含む): 24883200

約数和(自身を除く): 11230029

約数列:

[1, 3, 7, 9, 21, 27, 29, 47, 53, 63, 87, 141, 159, 189, 203, 261, 329, 371, 423, 477, 609, 783, 987, 1113, 1269, 1363, 1431, 1537, 1827, 2491, 2961, 3339, 4089, 4611, 5481, 7473, 8883, 9541, 10017, 10759, 12267, 13833, 17437, 22419, 28623, 32277, 36801, 41499, 52311, 67257, 72239, 85869, 96831, 156933, 216717, 257607, 290493, 470799, 505673, 650151, 1517019, 1950453, 4551057, 13653171]

約数ペア:

[(1, 13653171), (3, 4551057), (7, 1950453), (9, 1517019), (21, 650151), (27, 505673), (29, 470799), (47, 290493), (53, 257607), (63, 216717), (87, 156933), (141, 96831), (159, 85869), (189, 72239), (203, 67257), (261, 52311), (329, 41499), (371, 36801), (423, 32277), (477, 28623), (609, 22419), (783, 17437), (987, 13833), (1113, 12267), (1269, 10759), (1363, 10017), (1431, 9541), (1537, 8883), (1827, 7473), (2491, 5481), (2961, 4611), (3339, 4089)]