1221597

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:269

約数の個数: 24

約数和(自身を含む): 1945944

約数和(自身を除く): 724347

約数列:

[1, 3, 9, 13, 39, 53, 117, 159, 197, 477, 591, 689, 1773, 2067, 2561, 6201, 7683, 10441, 23049, 31323, 93969, 135733, 407199, 1221597]

約数ペア:

[(1, 1221597), (3, 407199), (9, 135733), (13, 93969), (39, 31323), (53, 23049), (117, 10441), (159, 7683), (197, 6201), (477, 2561), (591, 2067), (689, 1773)]