290978838

素因数分解:

$2^1\times 3^3\times {\mathrm{547}}^1\times {\mathrm{9851}}^1$

素因数の和:10409

約数の個数: 32

約数和(自身を含む): 647867520

約数和(自身を除く): 356888682

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 547, 1094, 1641, 3282, 4923, 9846, 9851, 14769, 19702, 29538, 29553, 59106, 88659, 177318, 265977, 531954, 5388497, 10776994, 16165491, 32330982, 48496473, 96992946, 145489419, 290978838]

約数ペア:

[(1, 290978838), (2, 145489419), (3, 96992946), (6, 48496473), (9, 32330982), (18, 16165491), (27, 10776994), (54, 5388497), (547, 531954), (1094, 265977), (1641, 177318), (3282, 88659), (4923, 59106), (9846, 29553), (9851, 29538), (14769, 19702)]