23978025

素因数分解:

$3^5\times 5^2\times {\mathrm{3947}}^1$

素因数の和:3972

約数の個数: 36

約数和(自身を含む): 44549232

約数和(自身を除く): 20571207

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 243, 405, 675, 1215, 2025, 3947, 6075, 11841, 19735, 35523, 59205, 98675, 106569, 177615, 296025, 319707, 532845, 888075, 959121, 1598535, 2664225, 4795605, 7992675, 23978025]

約数ペア:

[(1, 23978025), (3, 7992675), (5, 4795605), (9, 2664225), (15, 1598535), (25, 959121), (27, 888075), (45, 532845), (75, 319707), (81, 296025), (135, 177615), (225, 106569), (243, 98675), (405, 59205), (675, 35523), (1215, 19735), (2025, 11841), (3947, 6075)]