28743525

素因数分解:

$3^3\times 5^2\times {\mathrm{97}}^1\times {\mathrm{439}}^1$

素因数の和:555

約数の個数: 48

約数和(自身を含む): 53468800

約数和(自身を除く): 24725275

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 97, 135, 225, 291, 439, 485, 675, 873, 1317, 1455, 2195, 2425, 2619, 3951, 4365, 6585, 7275, 10975, 11853, 13095, 19755, 21825, 32925, 42583, 59265, 65475, 98775, 127749, 212915, 296325, 383247, 638745, 1064575, 1149741, 1916235, 3193725, 5748705, 9581175, 28743525]

約数ペア:

[(1, 28743525), (3, 9581175), (5, 5748705), (9, 3193725), (15, 1916235), (25, 1149741), (27, 1064575), (45, 638745), (75, 383247), (97, 296325), (135, 212915), (225, 127749), (291, 98775), (439, 65475), (485, 59265), (675, 42583), (873, 32925), (1317, 21825), (1455, 19755), (2195, 13095), (2425, 11853), (2619, 10975), (3951, 7275), (4365, 6585)]