447975

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1$

素因数の和:208

約数の個数: 36

約数和(自身を含む): 880152

約数和(自身を除く): 432177

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 45, 55, 75, 99, 165, 181, 225, 275, 495, 543, 825, 905, 1629, 1991, 2475, 2715, 4525, 5973, 8145, 9955, 13575, 17919, 29865, 40725, 49775, 89595, 149325, 447975]

約数ペア:

[(1, 447975), (3, 149325), (5, 89595), (9, 49775), (11, 40725), (15, 29865), (25, 17919), (33, 13575), (45, 9955), (55, 8145), (75, 5973), (99, 4525), (165, 2715), (181, 2475), (225, 1991), (275, 1629), (495, 905), (543, 825)]