31872345

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{853}}^1$

素因数の和:961

約数の個数: 32

約数和(自身を含む): 53125632

約数和(自身を除く): 21253287

約数列:

[1, 3, 5, 15, 47, 53, 141, 159, 235, 265, 705, 795, 853, 2491, 2559, 4265, 7473, 12455, 12795, 37365, 40091, 45209, 120273, 135627, 200455, 226045, 601365, 678135, 2124823, 6374469, 10624115, 31872345]

約数ペア:

[(1, 31872345), (3, 10624115), (5, 6374469), (15, 2124823), (47, 678135), (53, 601365), (141, 226045), (159, 200455), (235, 135627), (265, 120273), (705, 45209), (795, 40091), (853, 37365), (2491, 12795), (2559, 12455), (4265, 7473)]