15696980019

素因数分解:

$3^2\times 7^2\times {\mathrm{109}}^1\times {\mathrm{251}}^1\times {\mathrm{1301}}^1$

素因数の和:1681

約数の個数: 72

約数和(自身を含む): 26743757040

約数和(自身を除く): 11046777021

約数列:

[1, 3, 7, 9, 21, 49, 63, 109, 147, 251, 327, 441, 753, 763, 981, 1301, 1757, 2259, 2289, 3903, 5271, 5341, 6867, 9107, 11709, 12299, 15813, 16023, 27321, 27359, 36897, 48069, 63749, 81963, 82077, 110691, 141809, 191247, 191513, 246231, 326551, 425427, 573741, 574539, 979653, 992663, 1276281, 1340591, 1723617, 2285857, 2938959, 2977989, 4021773, 6857571, 6948641, 8933967, 12065319, 16000999, 20572713, 20845923, 35594059, 48002997, 62537769, 106782177, 144008991, 249158413, 320346531, 747475239, 1744108891, 2242425717, 5232326673, 15696980019]

約数ペア:

[(1, 15696980019), (3, 5232326673), (7, 2242425717), (9, 1744108891), (21, 747475239), (49, 320346531), (63, 249158413), (109, 144008991), (147, 106782177), (251, 62537769), (327, 48002997), (441, 35594059), (753, 20845923), (763, 20572713), (981, 16000999), (1301, 12065319), (1757, 8933967), (2259, 6948641), (2289, 6857571), (3903, 4021773), (5271, 2977989), (5341, 2938959), (6867, 2285857), (9107, 1723617), (11709, 1340591), (12299, 1276281), (15813, 992663), (16023, 979653), (27321, 574539), (27359, 573741), (36897, 425427), (48069, 326551), (63749, 246231), (81963, 191513), (82077, 191247), (110691, 141809)]