821513082

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{339749}}^1$

素因数の和:339798

約数の個数: 32

約数和(自身を含む): 1826496000

約数和(自身を除く): 1004982918

約数列:

[1, 2, 3, 6, 13, 26, 31, 39, 62, 78, 93, 186, 403, 806, 1209, 2418, 339749, 679498, 1019247, 2038494, 4416737, 8833474, 10532219, 13250211, 21064438, 26500422, 31596657, 63193314, 136918847, 273837694, 410756541, 821513082]

約数ペア:

[(1, 821513082), (2, 410756541), (3, 273837694), (6, 136918847), (13, 63193314), (26, 31596657), (31, 26500422), (39, 21064438), (62, 13250211), (78, 10532219), (93, 8833474), (186, 4416737), (403, 2038494), (806, 1019247), (1209, 679498), (2418, 339749)]