2153279804

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{251}}^1\times {\mathrm{457}}^1$

素因数の和:763

約数の個数: 72

約数和(自身を含む): 4309402608

約数和(自身を除く): 2156122804

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 251, 361, 457, 494, 502, 722, 914, 988, 1004, 1444, 1828, 3263, 4693, 4769, 5941, 6526, 8683, 9386, 9538, 11882, 13052, 17366, 18772, 19076, 23764, 34732, 61997, 90611, 112879, 114707, 123994, 164977, 181222, 225758, 229414, 247988, 329954, 362444, 451516, 458828, 659908, 1177943, 1491191, 2144701, 2179433, 2355886, 2982382, 4289402, 4358866, 4711772, 5964764, 8578804, 8717732, 28332629, 41409227, 56665258, 82818454, 113330516, 165636908, 538319951, 1076639902, 2153279804]

約数ペア:

[(1, 2153279804), (2, 1076639902), (4, 538319951), (13, 165636908), (19, 113330516), (26, 82818454), (38, 56665258), (52, 41409227), (76, 28332629), (247, 8717732), (251, 8578804), (361, 5964764), (457, 4711772), (494, 4358866), (502, 4289402), (722, 2982382), (914, 2355886), (988, 2179433), (1004, 2144701), (1444, 1491191), (1828, 1177943), (3263, 659908), (4693, 458828), (4769, 451516), (5941, 362444), (6526, 329954), (8683, 247988), (9386, 229414), (9538, 225758), (11882, 181222), (13052, 164977), (17366, 123994), (18772, 114707), (19076, 112879), (23764, 90611), (34732, 61997)]