499890394

素因数分解:

$2^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1\times {\mathrm{271}}^1$

素因数の和:646

約数の個数: 32

約数和(自身を含む): 781989120

約数和(自身を除く): 282098726

約数列:

[1, 2, 43, 86, 89, 178, 241, 271, 482, 542, 3827, 7654, 10363, 11653, 20726, 21449, 23306, 24119, 42898, 48238, 65311, 130622, 922307, 1037117, 1844614, 2074234, 2808373, 5616746, 5812679, 11625358, 249945197, 499890394]

約数ペア:

[(1, 499890394), (2, 249945197), (43, 11625358), (86, 5812679), (89, 5616746), (178, 2808373), (241, 2074234), (271, 1844614), (482, 1037117), (542, 922307), (3827, 130622), (7654, 65311), (10363, 48238), (11653, 42898), (20726, 24119), (21449, 23306)]