390437998

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{97}}^1\times {\mathrm{191}}^1\times {\mathrm{257}}^1$

素因数の和:588

約数の個数: 32

約数和(自身を含む): 611670528

約数和(自身を除く): 221232530

約数列:

[1, 2, 41, 82, 97, 191, 194, 257, 382, 514, 3977, 7831, 7954, 10537, 15662, 18527, 21074, 24929, 37054, 49087, 49858, 98174, 759607, 1022089, 1519214, 2012567, 2044178, 4025134, 4761439, 9522878, 195218999, 390437998]

約数ペア:

[(1, 390437998), (2, 195218999), (41, 9522878), (82, 4761439), (97, 4025134), (191, 2044178), (194, 2012567), (257, 1519214), (382, 1022089), (514, 759607), (3977, 98174), (7831, 49858), (7954, 49087), (10537, 37054), (15662, 24929), (18527, 21074)]