30678165

素因数分解:

$3^2\times 5^1\times 7^2\times {\mathrm{13913}}^1$

素因数の和:13938

約数の個数: 36

約数和(自身を含む): 61861644

約数和(自身を除く): 31183479

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 441, 735, 2205, 13913, 41739, 69565, 97391, 125217, 208695, 292173, 486955, 626085, 681737, 876519, 1460865, 2045211, 3408685, 4382595, 6135633, 10226055, 30678165]

約数ペア:

[(1, 30678165), (3, 10226055), (5, 6135633), (7, 4382595), (9, 3408685), (15, 2045211), (21, 1460865), (35, 876519), (45, 681737), (49, 626085), (63, 486955), (105, 292173), (147, 208695), (245, 125217), (315, 97391), (441, 69565), (735, 41739), (2205, 13913)]