978013910

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{839}}^1\times {\mathrm{6857}}^1$

素因数の和:7720

約数の個数: 32

約数和(自身を含む): 1866473280

約数和(自身を除く): 888459370

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 839, 1678, 4195, 6857, 8390, 13714, 14263, 28526, 34285, 68570, 71315, 116569, 142630, 233138, 582845, 1165690, 5753023, 11506046, 28765115, 57530230, 97801391, 195602782, 489006955, 978013910]

約数ペア:

[(1, 978013910), (2, 489006955), (5, 195602782), (10, 97801391), (17, 57530230), (34, 28765115), (85, 11506046), (170, 5753023), (839, 1165690), (1678, 582845), (4195, 233138), (6857, 142630), (8390, 116569), (13714, 71315), (14263, 68570), (28526, 34285)]