24921765

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{199}}^1$

素因数の和:255

約数の個数: 72

約数和(自身を含む): 49795200

約数和(自身を除く): 24873435

約数列:

[1, 3, 5, 9, 11, 15, 23, 33, 45, 55, 69, 99, 115, 121, 165, 199, 207, 253, 345, 363, 495, 597, 605, 759, 995, 1035, 1089, 1265, 1791, 1815, 2189, 2277, 2783, 2985, 3795, 4577, 5445, 6567, 8349, 8955, 10945, 11385, 13731, 13915, 19701, 22885, 24079, 25047, 32835, 41193, 41745, 50347, 68655, 72237, 98505, 120395, 125235, 151041, 205965, 216711, 251735, 361185, 453123, 553817, 755205, 1083555, 1661451, 2265615, 2769085, 4984353, 8307255, 24921765]

約数ペア:

[(1, 24921765), (3, 8307255), (5, 4984353), (9, 2769085), (11, 2265615), (15, 1661451), (23, 1083555), (33, 755205), (45, 553817), (55, 453123), (69, 361185), (99, 251735), (115, 216711), (121, 205965), (165, 151041), (199, 125235), (207, 120395), (253, 98505), (345, 72237), (363, 68655), (495, 50347), (597, 41745), (605, 41193), (759, 32835), (995, 25047), (1035, 24079), (1089, 22885), (1265, 19701), (1791, 13915), (1815, 13731), (2189, 11385), (2277, 10945), (2783, 8955), (2985, 8349), (3795, 6567), (4577, 5445)]