65491990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{2017}}^1$

素因数の和:2232

約数の個数: 32

約数和(自身を含む): 125535744

約数和(自身を除く): 60043754

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 191, 382, 955, 1910, 2017, 3247, 4034, 6494, 10085, 16235, 20170, 32470, 34289, 68578, 171445, 342890, 385247, 770494, 1926235, 3852470, 6549199, 13098398, 32745995, 65491990]

約数ペア:

[(1, 65491990), (2, 32745995), (5, 13098398), (10, 6549199), (17, 3852470), (34, 1926235), (85, 770494), (170, 385247), (191, 342890), (382, 171445), (955, 68578), (1910, 34289), (2017, 32470), (3247, 20170), (4034, 16235), (6494, 10085)]