28449057

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{14887}}^1$

素因数の和:14917

約数の個数: 24

約数和(自身を含む): 47522496

約数和(自身を除く): 19073439

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 14887, 44661, 104209, 193531, 312627, 580593, 729463, 1354717, 2188389, 4064151, 9483019, 28449057]

約数ペア:

[(1, 28449057), (3, 9483019), (7, 4064151), (13, 2188389), (21, 1354717), (39, 729463), (49, 580593), (91, 312627), (147, 193531), (273, 104209), (637, 44661), (1911, 14887)]