9891945

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1013}}^1$

素因数の和:1062

約数の個数: 48

約数和(自身を含む): 20247552

約数和(自身を除く): 10355607

約数列:

[1, 3, 5, 7, 9, 15, 21, 31, 35, 45, 63, 93, 105, 155, 217, 279, 315, 465, 651, 1013, 1085, 1395, 1953, 3039, 3255, 5065, 7091, 9117, 9765, 15195, 21273, 31403, 35455, 45585, 63819, 94209, 106365, 157015, 219821, 282627, 319095, 471045, 659463, 1099105, 1413135, 1978389, 3297315, 9891945]

約数ペア:

[(1, 9891945), (3, 3297315), (5, 1978389), (7, 1413135), (9, 1099105), (15, 659463), (21, 471045), (31, 319095), (35, 282627), (45, 219821), (63, 157015), (93, 106365), (105, 94209), (155, 63819), (217, 45585), (279, 35455), (315, 31403), (465, 21273), (651, 15195), (1013, 9765), (1085, 9117), (1395, 7091), (1953, 5065), (3039, 3255)]