17943237

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{251}}^1$

素因数の和:330

約数の個数: 36

約数和(自身を含む): 28776384

約数和(自身を除く): 10833147

約数列:

[1, 3, 9, 13, 39, 47, 117, 141, 169, 251, 423, 507, 611, 753, 1521, 1833, 2259, 3263, 5499, 7943, 9789, 11797, 23829, 29367, 35391, 42419, 71487, 106173, 127257, 153361, 381771, 460083, 1380249, 1993693, 5981079, 17943237]

約数ペア:

[(1, 17943237), (3, 5981079), (9, 1993693), (13, 1380249), (39, 460083), (47, 381771), (117, 153361), (141, 127257), (169, 106173), (251, 71487), (423, 42419), (507, 35391), (611, 29367), (753, 23829), (1521, 11797), (1833, 9789), (2259, 7943), (3263, 5499)]