15919806

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{173}}^1\times {\mathrm{313}}^1$

素因数の和:505

約数の個数: 48

約数和(自身を含む): 37371024

約数和(自身を除く): 21451218

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 173, 294, 313, 346, 519, 626, 939, 1038, 1211, 1878, 2191, 2422, 3633, 4382, 6573, 7266, 8477, 13146, 15337, 16954, 25431, 30674, 46011, 50862, 54149, 92022, 108298, 162447, 324894, 379043, 758086, 1137129, 2274258, 2653301, 5306602, 7959903, 15919806]

約数ペア:

[(1, 15919806), (2, 7959903), (3, 5306602), (6, 2653301), (7, 2274258), (14, 1137129), (21, 758086), (42, 379043), (49, 324894), (98, 162447), (147, 108298), (173, 92022), (294, 54149), (313, 50862), (346, 46011), (519, 30674), (626, 25431), (939, 16954), (1038, 15337), (1211, 13146), (1878, 8477), (2191, 7266), (2422, 6573), (3633, 4382)]