9956401

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:181

約数の個数: 32

約数和(自身を含む): 13160448

約数和(自身を除く): 3204047

約数列:

[1, 7, 13, 23, 67, 71, 91, 161, 299, 469, 497, 871, 923, 1541, 1633, 2093, 4757, 6097, 6461, 10787, 11431, 20033, 21229, 33299, 61841, 109411, 140231, 148603, 432887, 765877, 1422343, 9956401]

約数ペア:

[(1, 9956401), (7, 1422343), (13, 765877), (23, 432887), (67, 148603), (71, 140231), (91, 109411), (161, 61841), (299, 33299), (469, 21229), (497, 20033), (871, 11431), (923, 10787), (1541, 6461), (1633, 6097), (2093, 4757)]