247675984

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{421}}^1\times {\mathrm{443}}^1$

素因数の和:955

約数の個数: 40

約数和(自身を含む): 487906272

約数和(自身を除く): 240230288

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 421, 443, 664, 842, 886, 1328, 1684, 1772, 3368, 3544, 6736, 7088, 34943, 36769, 69886, 73538, 139772, 147076, 186503, 279544, 294152, 373006, 559088, 588304, 746012, 1492024, 2984048, 15479749, 30959498, 61918996, 123837992, 247675984]

約数ペア:

[(1, 247675984), (2, 123837992), (4, 61918996), (8, 30959498), (16, 15479749), (83, 2984048), (166, 1492024), (332, 746012), (421, 588304), (443, 559088), (664, 373006), (842, 294152), (886, 279544), (1328, 186503), (1684, 147076), (1772, 139772), (3368, 73538), (3544, 69886), (6736, 36769), (7088, 34943)]