348526955

素因数分解:

$5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{421}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 508020480

約数和(自身を除く): 159493525

約数列:

[1, 5, 7, 31, 35, 49, 109, 155, 217, 245, 421, 545, 763, 1085, 1519, 2105, 2947, 3379, 3815, 5341, 7595, 13051, 14735, 16895, 20629, 23653, 26705, 45889, 65255, 91357, 103145, 118265, 165571, 229445, 321223, 456785, 639499, 827855, 1422559, 1606115, 2248561, 3197495, 7112795, 9957913, 11242805, 49789565, 69705391, 348526955]

約数ペア:

[(1, 348526955), (5, 69705391), (7, 49789565), (31, 11242805), (35, 9957913), (49, 7112795), (109, 3197495), (155, 2248561), (217, 1606115), (245, 1422559), (421, 827855), (545, 639499), (763, 456785), (1085, 321223), (1519, 229445), (2105, 165571), (2947, 118265), (3379, 103145), (3815, 91357), (5341, 65255), (7595, 45889), (13051, 26705), (14735, 23653), (16895, 20629)]