681709826

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{27809}}^1$

素因数の和:27938

約数の個数: 32

約数和(自身を含む): 1249447680

約数和(自身を除く): 567737854

約数列:

[1, 2, 7, 14, 17, 34, 103, 119, 206, 238, 721, 1442, 1751, 3502, 12257, 24514, 27809, 55618, 194663, 389326, 472753, 945506, 2864327, 3309271, 5728654, 6618542, 20050289, 40100578, 48693559, 97387118, 340854913, 681709826]

約数ペア:

[(1, 681709826), (2, 340854913), (7, 97387118), (14, 48693559), (17, 40100578), (34, 20050289), (103, 6618542), (119, 5728654), (206, 3309271), (238, 2864327), (721, 945506), (1442, 472753), (1751, 389326), (3502, 194663), (12257, 55618), (24514, 27809)]