205996815

素因数分解:

$3^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{8017}}^1$

素因数の和:8599

約数の個数: 24

約数和(自身を含む): 357731088

約数和(自身を除く): 151734273

約数列:

[1, 3, 5, 9, 15, 45, 571, 1713, 2855, 5139, 8017, 8565, 24051, 25695, 40085, 72153, 120255, 360765, 4577707, 13733121, 22888535, 41199363, 68665605, 205996815]

約数ペア:

[(1, 205996815), (3, 68665605), (5, 41199363), (9, 22888535), (15, 13733121), (45, 4577707), (571, 360765), (1713, 120255), (2855, 72153), (5139, 40085), (8017, 25695), (8565, 24051)]