1688283

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{1097}}^1$

素因数の和:1128

約数の個数: 20

約数和(自身を含む): 2657160

約数和(自身を除く): 968877

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1097, 1539, 3291, 9873, 20843, 29619, 62529, 88857, 187587, 562761, 1688283]

約数ペア:

[(1, 1688283), (3, 562761), (9, 187587), (19, 88857), (27, 62529), (57, 29619), (81, 20843), (171, 9873), (513, 3291), (1097, 1539)]