2099955

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1$

素因数の和:132

約数の個数: 48

約数和(自身を含む): 4021920

約数和(自身を除く): 1921965

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 89, 121, 143, 165, 195, 267, 363, 429, 445, 605, 715, 979, 1157, 1335, 1573, 1815, 2145, 2937, 3471, 4719, 4895, 5785, 7865, 10769, 12727, 14685, 17355, 23595, 32307, 38181, 53845, 63635, 139997, 161535, 190905, 419991, 699985, 2099955]

約数ペア:

[(1, 2099955), (3, 699985), (5, 419991), (11, 190905), (13, 161535), (15, 139997), (33, 63635), (39, 53845), (55, 38181), (65, 32307), (89, 23595), (121, 17355), (143, 14685), (165, 12727), (195, 10769), (267, 7865), (363, 5785), (429, 4895), (445, 4719), (605, 3471), (715, 2937), (979, 2145), (1157, 1815), (1335, 1573)]