8198970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21023}}^1$

素因数の和:21046

約数の個数: 32

約数和(自身を含む): 21192192

約数和(自身を除く): 12993222

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 21023, 42046, 63069, 105115, 126138, 210230, 273299, 315345, 546598, 630690, 819897, 1366495, 1639794, 2732990, 4099485, 8198970]

約数ペア:

[(1, 8198970), (2, 4099485), (3, 2732990), (5, 1639794), (6, 1366495), (10, 819897), (13, 630690), (15, 546598), (26, 315345), (30, 273299), (39, 210230), (65, 126138), (78, 105115), (130, 63069), (195, 42046), (390, 21023)]