220199355

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{6863}}^1$

素因数の和:6928

約数の個数: 48

約数和(自身を含む): 411181056

約数和(自身を除く): 190981701

約数列:

[1, 3, 5, 9, 15, 23, 31, 45, 69, 93, 115, 155, 207, 279, 345, 465, 713, 1035, 1395, 2139, 3565, 6417, 6863, 10695, 20589, 32085, 34315, 61767, 102945, 157849, 212753, 308835, 473547, 638259, 789245, 1063765, 1420641, 1914777, 2367735, 3191295, 4893319, 7103205, 9573885, 14679957, 24466595, 44039871, 73399785, 220199355]

約数ペア:

[(1, 220199355), (3, 73399785), (5, 44039871), (9, 24466595), (15, 14679957), (23, 9573885), (31, 7103205), (45, 4893319), (69, 3191295), (93, 2367735), (115, 1914777), (155, 1420641), (207, 1063765), (279, 789245), (345, 638259), (465, 473547), (713, 308835), (1035, 212753), (1395, 157849), (2139, 102945), (3565, 61767), (6417, 34315), (6863, 32085), (10695, 20589)]