64912890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{309109}}^1$

素因数の和:309126

約数の個数: 32

約数和(自身を含む): 178047360

約数和(自身を除く): 113134470

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 309109, 618218, 927327, 1545545, 1854654, 2163763, 3091090, 4327526, 4636635, 6491289, 9273270, 10818815, 12982578, 21637630, 32456445, 64912890]

約数ペア:

[(1, 64912890), (2, 32456445), (3, 21637630), (5, 12982578), (6, 10818815), (7, 9273270), (10, 6491289), (14, 4636635), (15, 4327526), (21, 3091090), (30, 2163763), (35, 1854654), (42, 1545545), (70, 927327), (105, 618218), (210, 309109)]