54123525

素因数分解:

$3^3\times 5^2\times {\mathrm{181}}^1\times {\mathrm{443}}^1$

素因数の和:643

約数の個数: 48

約数和(自身を含む): 100201920

約数和(自身を除く): 46078395

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 181, 225, 443, 543, 675, 905, 1329, 1629, 2215, 2715, 3987, 4525, 4887, 6645, 8145, 11075, 11961, 13575, 19935, 24435, 33225, 40725, 59805, 80183, 99675, 122175, 240549, 299025, 400915, 721647, 1202745, 2004575, 2164941, 3608235, 6013725, 10824705, 18041175, 54123525]

約数ペア:

[(1, 54123525), (3, 18041175), (5, 10824705), (9, 6013725), (15, 3608235), (25, 2164941), (27, 2004575), (45, 1202745), (75, 721647), (135, 400915), (181, 299025), (225, 240549), (443, 122175), (543, 99675), (675, 80183), (905, 59805), (1329, 40725), (1629, 33225), (2215, 24435), (2715, 19935), (3987, 13575), (4525, 11961), (4887, 11075), (6645, 8145)]