281627468

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{431}}^1$

素因数の和:638

約数の個数: 48

約数和(自身を含む): 526901760

約数和(自身を除く): 245274292

約数列:

[1, 2, 4, 29, 43, 58, 86, 116, 131, 172, 262, 431, 524, 862, 1247, 1724, 2494, 3799, 4988, 5633, 7598, 11266, 12499, 15196, 18533, 22532, 24998, 37066, 49996, 56461, 74132, 112922, 163357, 225844, 326714, 537457, 653428, 1074914, 1637369, 2149828, 2427823, 3274738, 4855646, 6549476, 9711292, 70406867, 140813734, 281627468]

約数ペア:

[(1, 281627468), (2, 140813734), (4, 70406867), (29, 9711292), (43, 6549476), (58, 4855646), (86, 3274738), (116, 2427823), (131, 2149828), (172, 1637369), (262, 1074914), (431, 653428), (524, 537457), (862, 326714), (1247, 225844), (1724, 163357), (2494, 112922), (3799, 74132), (4988, 56461), (5633, 49996), (7598, 37066), (11266, 24998), (12499, 22532), (15196, 18533)]