28941510

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{74209}}^1$

素因数の和:74232

約数の個数: 32

約数和(自身を含む): 74803680

約数和(自身を除く): 45862170

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 74209, 148418, 222627, 371045, 445254, 742090, 964717, 1113135, 1929434, 2226270, 2894151, 4823585, 5788302, 9647170, 14470755, 28941510]

約数ペア:

[(1, 28941510), (2, 14470755), (3, 9647170), (5, 5788302), (6, 4823585), (10, 2894151), (13, 2226270), (15, 1929434), (26, 1113135), (30, 964717), (39, 742090), (65, 445254), (78, 371045), (130, 222627), (195, 148418), (390, 74209)]