898984996

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{79669}}^1$

素因数の和:79724

約数の個数: 48

約数和(自身を含む): 1998760960

約数和(自身を除く): 1099775964

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 1612, 2821, 5642, 11284, 79669, 159338, 318676, 557683, 1035697, 1115366, 2071394, 2230732, 2469739, 4142788, 4939478, 7249879, 9878956, 14499758, 17288173, 28999516, 32106607, 34576346, 64213214, 69152692, 128426428, 224746249, 449492498, 898984996]

約数ペア:

[(1, 898984996), (2, 449492498), (4, 224746249), (7, 128426428), (13, 69152692), (14, 64213214), (26, 34576346), (28, 32106607), (31, 28999516), (52, 17288173), (62, 14499758), (91, 9878956), (124, 7249879), (182, 4939478), (217, 4142788), (364, 2469739), (403, 2230732), (434, 2071394), (806, 1115366), (868, 1035697), (1612, 557683), (2821, 318676), (5642, 159338), (11284, 79669)]