2188065

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:257

約数の個数: 32

約数和(自身を含む): 3888000

約数和(自身を除く): 1699935

約数列:

[1, 3, 5, 11, 15, 33, 55, 89, 149, 165, 267, 445, 447, 745, 979, 1335, 1639, 2235, 2937, 4895, 4917, 8195, 13261, 14685, 24585, 39783, 66305, 145871, 198915, 437613, 729355, 2188065]

約数ペア:

[(1, 2188065), (3, 729355), (5, 437613), (11, 198915), (15, 145871), (33, 66305), (55, 39783), (89, 24585), (149, 14685), (165, 13261), (267, 8195), (445, 4917), (447, 4895), (745, 2937), (979, 2235), (1335, 1639)]