18399015

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{8017}}^1$

素因数の和:8048

約数の個数: 32

約数和(自身を含む): 34637760

約数和(自身を除く): 16238745

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 459, 765, 2295, 8017, 24051, 40085, 72153, 120255, 136289, 216459, 360765, 408867, 681445, 1082295, 1226601, 2044335, 3679803, 6133005, 18399015]

約数ペア:

[(1, 18399015), (3, 6133005), (5, 3679803), (9, 2044335), (15, 1226601), (17, 1082295), (27, 681445), (45, 408867), (51, 360765), (85, 216459), (135, 136289), (153, 120255), (255, 72153), (459, 40085), (765, 24051), (2295, 8017)]