42189885

素因数分解:

$3^2\times 5^1\times {\mathrm{541}}^1\times {\mathrm{1733}}^1$

素因数の和:2285

約数の個数: 24

約数和(自身を含む): 73306584

約数和(自身を除く): 31116699

約数列:

[1, 3, 5, 9, 15, 45, 541, 1623, 1733, 2705, 4869, 5199, 8115, 8665, 15597, 24345, 25995, 77985, 937553, 2812659, 4687765, 8437977, 14063295, 42189885]

約数ペア:

[(1, 42189885), (3, 14063295), (5, 8437977), (9, 4687765), (15, 2812659), (45, 937553), (541, 77985), (1623, 25995), (1733, 24345), (2705, 15597), (4869, 8665), (5199, 8115)]