386772015

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{216679}}^1$

素因数の和:216711

約数の個数: 32

約数和(自身を含む): 748846080

約数和(自身を除く): 362074065

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 51, 85, 105, 119, 255, 357, 595, 1785, 216679, 650037, 1083395, 1516753, 3250185, 3683543, 4550259, 7583765, 11050629, 18417715, 22751295, 25784801, 55253145, 77354403, 128924005, 386772015]

約数ペア:

[(1, 386772015), (3, 128924005), (5, 77354403), (7, 55253145), (15, 25784801), (17, 22751295), (21, 18417715), (35, 11050629), (51, 7583765), (85, 4550259), (105, 3683543), (119, 3250185), (255, 1516753), (357, 1083395), (595, 650037), (1785, 216679)]