215945514

素因数分解:

$2^1\times 3^4\times {\mathrm{1332997}}^1$

素因数の和:1333011

約数の個数: 20

約数和(自身を含む): 483878274

約数和(自身を除く): 267932760

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1332997, 2665994, 3998991, 7997982, 11996973, 23993946, 35990919, 71981838, 107972757, 215945514]

約数ペア:

[(1, 215945514), (2, 107972757), (3, 71981838), (6, 35990919), (9, 23993946), (18, 11996973), (27, 7997982), (54, 3998991), (81, 2665994), (162, 1332997)]