664603623

素因数分解:

$3^4\times {\mathrm{53}}^1\times {\mathrm{149}}^1\times {\mathrm{1039}}^1$

素因数の和:1253

約数の個数: 40

約数和(自身を含む): 1019304000

約数和(自身を除く): 354700377

約数列:

[1, 3, 9, 27, 53, 81, 149, 159, 447, 477, 1039, 1341, 1431, 3117, 4023, 4293, 7897, 9351, 12069, 23691, 28053, 55067, 71073, 84159, 154811, 165201, 213219, 464433, 495603, 639657, 1393299, 1486809, 4179897, 4460427, 8204983, 12539691, 24614949, 73844847, 221534541, 664603623]

約数ペア:

[(1, 664603623), (3, 221534541), (9, 73844847), (27, 24614949), (53, 12539691), (81, 8204983), (149, 4460427), (159, 4179897), (447, 1486809), (477, 1393299), (1039, 639657), (1341, 495603), (1431, 464433), (3117, 213219), (4023, 165201), (4293, 154811), (7897, 84159), (9351, 71073), (12069, 55067), (23691, 28053)]