2101455

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1$

素因数の和:136

約数の個数: 48

約数和(自身を含む): 4009824

約数和(自身を除く): 1908369

約数列:

[1, 3, 5, 9, 15, 17, 41, 45, 51, 67, 85, 123, 153, 201, 205, 255, 335, 369, 603, 615, 697, 765, 1005, 1139, 1845, 2091, 2747, 3015, 3417, 3485, 5695, 6273, 8241, 10251, 10455, 13735, 17085, 24723, 31365, 41205, 46699, 51255, 123615, 140097, 233495, 420291, 700485, 2101455]

約数ペア:

[(1, 2101455), (3, 700485), (5, 420291), (9, 233495), (15, 140097), (17, 123615), (41, 51255), (45, 46699), (51, 41205), (67, 31365), (85, 24723), (123, 17085), (153, 13735), (201, 10455), (205, 10251), (255, 8241), (335, 6273), (369, 5695), (603, 3485), (615, 3417), (697, 3015), (765, 2747), (1005, 2091), (1139, 1845)]