2904255

素因数分解:

$3^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:189

約数の個数: 40

約数和(自身を含む): 5331744

約数和(自身を除く): 2427489

約数列:

[1, 3, 5, 9, 15, 27, 45, 71, 81, 101, 135, 213, 303, 355, 405, 505, 639, 909, 1065, 1515, 1917, 2727, 3195, 4545, 5751, 7171, 8181, 9585, 13635, 21513, 28755, 35855, 40905, 64539, 107565, 193617, 322695, 580851, 968085, 2904255]

約数ペア:

[(1, 2904255), (3, 968085), (5, 580851), (9, 322695), (15, 193617), (27, 107565), (45, 64539), (71, 40905), (81, 35855), (101, 28755), (135, 21513), (213, 13635), (303, 9585), (355, 8181), (405, 7171), (505, 5751), (639, 4545), (909, 3195), (1065, 2727), (1515, 1917)]