2704455

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1$

素因数の和:117

約数の個数: 64

約数和(自身を含む): 5483520

約数和(自身を除く): 2779065

約数列:

[1, 3, 5, 9, 13, 15, 23, 27, 39, 45, 65, 67, 69, 115, 117, 135, 195, 201, 207, 299, 335, 345, 351, 585, 603, 621, 871, 897, 1005, 1035, 1495, 1541, 1755, 1809, 2613, 2691, 3015, 3105, 4355, 4485, 4623, 7705, 7839, 8073, 9045, 13065, 13455, 13869, 20033, 23115, 23517, 39195, 40365, 41607, 60099, 69345, 100165, 117585, 180297, 208035, 300495, 540891, 901485, 2704455]

約数ペア:

[(1, 2704455), (3, 901485), (5, 540891), (9, 300495), (13, 208035), (15, 180297), (23, 117585), (27, 100165), (39, 69345), (45, 60099), (65, 41607), (67, 40365), (69, 39195), (115, 23517), (117, 23115), (135, 20033), (195, 13869), (201, 13455), (207, 13065), (299, 9045), (335, 8073), (345, 7839), (351, 7705), (585, 4623), (603, 4485), (621, 4355), (871, 3105), (897, 3015), (1005, 2691), (1035, 2613), (1495, 1809), (1541, 1755)]