331329026

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1\times {\mathrm{1297}}^1$

素因数の和:1634

約数の個数: 32

約数和(自身を含む): 578679552

約数和(自身を除く): 247350526

約数列:

[1, 2, 7, 14, 71, 142, 257, 497, 514, 994, 1297, 1799, 2594, 3598, 9079, 18158, 18247, 36494, 92087, 127729, 184174, 255458, 333329, 644609, 666658, 1289218, 2333303, 4666606, 23666359, 47332718, 165664513, 331329026]

約数ペア:

[(1, 331329026), (2, 165664513), (7, 47332718), (14, 23666359), (71, 4666606), (142, 2333303), (257, 1289218), (497, 666658), (514, 644609), (994, 333329), (1297, 255458), (1799, 184174), (2594, 127729), (3598, 92087), (9079, 36494), (18158, 18247)]