5215185

素因数分解:

$3^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:259

約数の個数: 40

約数和(自身を含む): 9525120

約数和(自身を除く): 4309935

約数列:

[1, 3, 5, 9, 15, 27, 45, 79, 81, 135, 163, 237, 395, 405, 489, 711, 815, 1185, 1467, 2133, 2445, 3555, 4401, 6399, 7335, 10665, 12877, 13203, 22005, 31995, 38631, 64385, 66015, 115893, 193155, 347679, 579465, 1043037, 1738395, 5215185]

約数ペア:

[(1, 5215185), (3, 1738395), (5, 1043037), (9, 579465), (15, 347679), (27, 193155), (45, 115893), (79, 66015), (81, 64385), (135, 38631), (163, 31995), (237, 22005), (395, 13203), (405, 12877), (489, 10665), (711, 7335), (815, 6399), (1185, 4401), (1467, 3555), (2133, 2445)]