42747945

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{3163}}^1$

素因数の和:3241

約数の個数: 32

約数和(自身を含む): 73809792

約数和(自身を除く): 31061847

約数列:

[1, 3, 5, 15, 17, 51, 53, 85, 159, 255, 265, 795, 901, 2703, 3163, 4505, 9489, 13515, 15815, 47445, 53771, 161313, 167639, 268855, 502917, 806565, 838195, 2514585, 2849863, 8549589, 14249315, 42747945]

約数ペア:

[(1, 42747945), (3, 14249315), (5, 8549589), (15, 2849863), (17, 2514585), (51, 838195), (53, 806565), (85, 502917), (159, 268855), (255, 167639), (265, 161313), (795, 53771), (901, 47445), (2703, 15815), (3163, 13515), (4505, 9489)]