81026764

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{222601}}^1$

素因数の和:222625

約数の個数: 24

約数和(自身を含む): 174519968

約数和(自身を除く): 93493204

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 222601, 445202, 890404, 1558207, 2893813, 3116414, 5787626, 6232828, 11575252, 20256691, 40513382, 81026764]

約数ペア:

[(1, 81026764), (2, 40513382), (4, 20256691), (7, 11575252), (13, 6232828), (14, 5787626), (26, 3116414), (28, 2893813), (52, 1558207), (91, 890404), (182, 445202), (364, 222601)]