131278446

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{561019}}^1$

素因数の和:561040

約数の個数: 24

約数和(自身を含む): 306316920

約数和(自身を除く): 175038474

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 561019, 1122038, 1683057, 3366114, 5049171, 7293247, 10098342, 14586494, 21879741, 43759482, 65639223, 131278446]

約数ペア:

[(1, 131278446), (2, 65639223), (3, 43759482), (6, 21879741), (9, 14586494), (13, 10098342), (18, 7293247), (26, 5049171), (39, 3366114), (78, 1683057), (117, 1122038), (234, 561019)]