867687561

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{199}}^1\times {\mathrm{449}}^1$

素因数の和:750

約数の個数: 48

約数和(自身を含む): 1375920000

約数和(自身を除く): 508232439

約数列:

[1, 3, 9, 13, 39, 83, 117, 199, 249, 449, 597, 747, 1079, 1347, 1791, 2587, 3237, 4041, 5837, 7761, 9711, 16517, 17511, 23283, 37267, 49551, 52533, 89351, 111801, 148653, 214721, 268053, 335403, 484471, 644163, 804159, 1161563, 1453413, 1932489, 3484689, 4360239, 7416133, 10454067, 22248399, 66745197, 96409729, 289229187, 867687561]

約数ペア:

[(1, 867687561), (3, 289229187), (9, 96409729), (13, 66745197), (39, 22248399), (83, 10454067), (117, 7416133), (199, 4360239), (249, 3484689), (449, 1932489), (597, 1453413), (747, 1161563), (1079, 804159), (1347, 644163), (1791, 484471), (2587, 335403), (3237, 268053), (4041, 214721), (5837, 148653), (7761, 111801), (9711, 89351), (16517, 52533), (17511, 49551), (23283, 37267)]