249982515

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{1621}}^1$

素因数の和:1804

約数の個数: 48

約数和(自身を含む): 455457600

約数和(自身を除く): 205475085

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 149, 207, 345, 447, 745, 1035, 1341, 1621, 2235, 3427, 4863, 6705, 8105, 10281, 14589, 17135, 24315, 30843, 37283, 51405, 72945, 111849, 154215, 186415, 241529, 335547, 559245, 724587, 1207645, 1677735, 2173761, 3622935, 5555167, 10868805, 16665501, 27775835, 49996503, 83327505, 249982515]

約数ペア:

[(1, 249982515), (3, 83327505), (5, 49996503), (9, 27775835), (15, 16665501), (23, 10868805), (45, 5555167), (69, 3622935), (115, 2173761), (149, 1677735), (207, 1207645), (345, 724587), (447, 559245), (745, 335547), (1035, 241529), (1341, 186415), (1621, 154215), (2235, 111849), (3427, 72945), (4863, 51405), (6705, 37283), (8105, 30843), (10281, 24315), (14589, 17135)]