253184805

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1117}}^1$

素因数の和:1227

約数の個数: 64

約数和(自身を含む): 476536320

約数和(自身を除く): 223351515

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 73, 115, 135, 207, 219, 345, 365, 621, 657, 1035, 1095, 1117, 1679, 1971, 3105, 3285, 3351, 5037, 5585, 8395, 9855, 10053, 15111, 16755, 25185, 25691, 30159, 45333, 50265, 75555, 77073, 81541, 128455, 150795, 226665, 231219, 244623, 385365, 407705, 693657, 733869, 1156095, 1223115, 1875443, 2201607, 3468285, 3669345, 5626329, 9377215, 11008035, 16878987, 28131645, 50636961, 84394935, 253184805]

約数ペア:

[(1, 253184805), (3, 84394935), (5, 50636961), (9, 28131645), (15, 16878987), (23, 11008035), (27, 9377215), (45, 5626329), (69, 3669345), (73, 3468285), (115, 2201607), (135, 1875443), (207, 1223115), (219, 1156095), (345, 733869), (365, 693657), (621, 407705), (657, 385365), (1035, 244623), (1095, 231219), (1117, 226665), (1679, 150795), (1971, 128455), (3105, 81541), (3285, 77073), (3351, 75555), (5037, 50265), (5585, 45333), (8395, 30159), (9855, 25691), (10053, 25185), (15111, 16755)]