31027365

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{251}}^1$

素因数の和:370

約数の個数: 48

約数和(自身を含む): 56137536

約数和(自身を除く): 25110171

約数列:

[1, 3, 5, 9, 15, 41, 45, 67, 123, 201, 205, 251, 335, 369, 603, 615, 753, 1005, 1255, 1845, 2259, 2747, 3015, 3765, 8241, 10291, 11295, 13735, 16817, 24723, 30873, 41205, 50451, 51455, 84085, 92619, 123615, 151353, 154365, 252255, 463095, 689497, 756765, 2068491, 3447485, 6205473, 10342455, 31027365]

約数ペア:

[(1, 31027365), (3, 10342455), (5, 6205473), (9, 3447485), (15, 2068491), (41, 756765), (45, 689497), (67, 463095), (123, 252255), (201, 154365), (205, 151353), (251, 123615), (335, 92619), (369, 84085), (603, 51455), (615, 50451), (753, 41205), (1005, 30873), (1255, 24723), (1845, 16817), (2259, 13735), (2747, 11295), (3015, 10291), (3765, 8241)]