28425501

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{673}}^1$

素因数の和:730

約数の個数: 36

約数和(自身を含む): 46736508

約数和(自身を除く): 18311007

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 361, 673, 741, 1083, 2019, 2223, 3249, 4693, 6057, 8749, 12787, 14079, 26247, 38361, 42237, 78741, 115083, 166231, 242953, 498693, 728859, 1496079, 2186577, 3158389, 9475167, 28425501]

約数ペア:

[(1, 28425501), (3, 9475167), (9, 3158389), (13, 2186577), (19, 1496079), (39, 728859), (57, 498693), (117, 242953), (171, 166231), (247, 115083), (361, 78741), (673, 42237), (741, 38361), (1083, 26247), (2019, 14079), (2223, 12787), (3249, 8749), (4693, 6057)]