61241990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{21191}}^1$

素因数の和:21232

約数の個数: 24

約数和(自身を含む): 117106992

約数和(自身を除く): 55865002

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 21191, 42382, 105955, 211910, 360247, 720494, 1801235, 3602470, 6124199, 12248398, 30620995, 61241990]

約数ペア:

[(1, 61241990), (2, 30620995), (5, 12248398), (10, 6124199), (17, 3602470), (34, 1801235), (85, 720494), (170, 360247), (289, 211910), (578, 105955), (1445, 42382), (2890, 21191)]