291245256

素因数分解:

$2^3\times 3^2\times {\mathrm{199}}^1\times {\mathrm{20327}}^1$

素因数の和:20538

約数の個数: 48

約数和(自身を含む): 792792000

約数和(自身を除く): 501546744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 199, 398, 597, 796, 1194, 1592, 1791, 2388, 3582, 4776, 7164, 14328, 20327, 40654, 60981, 81308, 121962, 162616, 182943, 243924, 365886, 487848, 731772, 1463544, 4045073, 8090146, 12135219, 16180292, 24270438, 32360584, 36405657, 48540876, 72811314, 97081752, 145622628, 291245256]

約数ペア:

[(1, 291245256), (2, 145622628), (3, 97081752), (4, 72811314), (6, 48540876), (8, 36405657), (9, 32360584), (12, 24270438), (18, 16180292), (24, 12135219), (36, 8090146), (72, 4045073), (199, 1463544), (398, 731772), (597, 487848), (796, 365886), (1194, 243924), (1592, 182943), (1791, 162616), (2388, 121962), (3582, 81308), (4776, 60981), (7164, 40654), (14328, 20327)]