842790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2161}}^1$

素因数の和:2184

約数の個数: 32

約数和(自身を含む): 2179296

約数和(自身を除く): 1336506

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 2161, 4322, 6483, 10805, 12966, 21610, 28093, 32415, 56186, 64830, 84279, 140465, 168558, 280930, 421395, 842790]

約数ペア:

[(1, 842790), (2, 421395), (3, 280930), (5, 168558), (6, 140465), (10, 84279), (13, 64830), (15, 56186), (26, 32415), (30, 28093), (39, 21610), (65, 12966), (78, 10805), (130, 6483), (195, 4322), (390, 2161)]