51381135

素因数分解:

$3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3253}}^1$

素因数の和:3286

約数の個数: 48

約数和(自身を含む): 99494304

約数和(自身を除く): 48113169

約数列:

[1, 3, 5, 9, 13, 15, 27, 39, 45, 65, 81, 117, 135, 195, 243, 351, 405, 585, 1053, 1215, 1755, 3159, 3253, 5265, 9759, 15795, 16265, 29277, 42289, 48795, 87831, 126867, 146385, 211445, 263493, 380601, 439155, 634335, 790479, 1141803, 1317465, 1903005, 3425409, 3952395, 5709015, 10276227, 17127045, 51381135]

約数ペア:

[(1, 51381135), (3, 17127045), (5, 10276227), (9, 5709015), (13, 3952395), (15, 3425409), (27, 1903005), (39, 1317465), (45, 1141803), (65, 790479), (81, 634335), (117, 439155), (135, 380601), (195, 263493), (243, 211445), (351, 146385), (405, 126867), (585, 87831), (1053, 48795), (1215, 42289), (1755, 29277), (3159, 16265), (3253, 15795), (5265, 9759)]