248884725

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{223}}^1\times {\mathrm{647}}^1$

素因数の和:906

約数の個数: 48

約数和(自身を含む): 431972352

約数和(自身を除く): 183087627

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 223, 345, 575, 647, 669, 1115, 1725, 1941, 3235, 3345, 5129, 5575, 9705, 14881, 15387, 16175, 16725, 25645, 44643, 48525, 74405, 76935, 128225, 144281, 223215, 372025, 384675, 432843, 721405, 1116075, 2164215, 3318463, 3607025, 9955389, 10821075, 16592315, 49776945, 82961575, 248884725]

約数ペア:

[(1, 248884725), (3, 82961575), (5, 49776945), (15, 16592315), (23, 10821075), (25, 9955389), (69, 3607025), (75, 3318463), (115, 2164215), (223, 1116075), (345, 721405), (575, 432843), (647, 384675), (669, 372025), (1115, 223215), (1725, 144281), (1941, 128225), (3235, 76935), (3345, 74405), (5129, 48525), (5575, 44643), (9705, 25645), (14881, 16725), (15387, 16175)]