9961947

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{6473}}^1$

素因数の和:6504

約数の個数: 20

約数和(自身を含む): 15667080

約数和(自身を除く): 5705133

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 6473, 19419, 58257, 122987, 174771, 368961, 524313, 1106883, 3320649, 9961947]

約数ペア:

[(1, 9961947), (3, 3320649), (9, 1106883), (19, 524313), (27, 368961), (57, 174771), (81, 122987), (171, 58257), (513, 19419), (1539, 6473)]