287138532

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{5281}}^1$

素因数の和:5508

約数の個数: 48

約数和(自身を含む): 702801792

約数和(自身を除く): 415663260

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 197, 276, 394, 591, 788, 1182, 2364, 4531, 5281, 9062, 10562, 13593, 15843, 18124, 21124, 27186, 31686, 54372, 63372, 121463, 242926, 364389, 485852, 728778, 1040357, 1457556, 2080714, 3121071, 4161428, 6242142, 12484284, 23928211, 47856422, 71784633, 95712844, 143569266, 287138532]

約数ペア:

[(1, 287138532), (2, 143569266), (3, 95712844), (4, 71784633), (6, 47856422), (12, 23928211), (23, 12484284), (46, 6242142), (69, 4161428), (92, 3121071), (138, 2080714), (197, 1457556), (276, 1040357), (394, 728778), (591, 485852), (788, 364389), (1182, 242926), (2364, 121463), (4531, 63372), (5281, 54372), (9062, 31686), (10562, 27186), (13593, 21124), (15843, 18124)]