2845905

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{113}}^1$

素因数の和:217

約数の個数: 32

約数和(自身を含む): 4859136

約数和(自身を除く): 2013231

約数列:

[1, 3, 5, 15, 23, 69, 73, 113, 115, 219, 339, 345, 365, 565, 1095, 1679, 1695, 2599, 5037, 7797, 8249, 8395, 12995, 24747, 25185, 38985, 41245, 123735, 189727, 569181, 948635, 2845905]

約数ペア:

[(1, 2845905), (3, 948635), (5, 569181), (15, 189727), (23, 123735), (69, 41245), (73, 38985), (113, 25185), (115, 24747), (219, 12995), (339, 8395), (345, 8249), (365, 7797), (565, 5037), (1095, 2599), (1679, 1695)]