2517165

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:210

約数の個数: 48

約数和(自身を含む): 5106816

約数和(自身を除く): 2589651

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 61, 63, 105, 131, 183, 305, 315, 393, 427, 549, 655, 915, 917, 1179, 1281, 1965, 2135, 2745, 2751, 3843, 4585, 5895, 6405, 7991, 8253, 13755, 19215, 23973, 39955, 41265, 55937, 71919, 119865, 167811, 279685, 359595, 503433, 839055, 2517165]

約数ペア:

[(1, 2517165), (3, 839055), (5, 503433), (7, 359595), (9, 279685), (15, 167811), (21, 119865), (35, 71919), (45, 55937), (61, 41265), (63, 39955), (105, 23973), (131, 19215), (183, 13755), (305, 8253), (315, 7991), (393, 6405), (427, 5895), (549, 4585), (655, 3843), (915, 2751), (917, 2745), (1179, 2135), (1281, 1965)]