27948570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71663}}^1$

素因数の和:71686

約数の個数: 32

約数和(自身を含む): 72237312

約数和(自身を除く): 44288742

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 71663, 143326, 214989, 358315, 429978, 716630, 931619, 1074945, 1863238, 2149890, 2794857, 4658095, 5589714, 9316190, 13974285, 27948570]

約数ペア:

[(1, 27948570), (2, 13974285), (3, 9316190), (5, 5589714), (6, 4658095), (10, 2794857), (13, 2149890), (15, 1863238), (26, 1074945), (30, 931619), (39, 716630), (65, 429978), (78, 358315), (130, 214989), (195, 143326), (390, 71663)]