5215515

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:319

約数の個数: 32

約数和(自身を含む): 8963136

約数和(自身を除く): 3747621

約数列:

[1, 3, 5, 15, 17, 51, 85, 113, 181, 255, 339, 543, 565, 905, 1695, 1921, 2715, 3077, 5763, 9231, 9605, 15385, 20453, 28815, 46155, 61359, 102265, 306795, 347701, 1043103, 1738505, 5215515]

約数ペア:

[(1, 5215515), (3, 1738505), (5, 1043103), (15, 347701), (17, 306795), (51, 102265), (85, 61359), (113, 46155), (181, 28815), (255, 20453), (339, 15385), (543, 9605), (565, 9231), (905, 5763), (1695, 3077), (1921, 2715)]