221264862

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{405247}}^1$

素因数の和:405272

約数の個数: 32

約数和(自身を含む): 544653312

約数和(自身を除く): 323388450

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 546, 405247, 810494, 1215741, 2431482, 2836729, 5268211, 5673458, 8510187, 10536422, 15804633, 17020374, 31609266, 36877477, 73754954, 110632431, 221264862]

約数ペア:

[(1, 221264862), (2, 110632431), (3, 73754954), (6, 36877477), (7, 31609266), (13, 17020374), (14, 15804633), (21, 10536422), (26, 8510187), (39, 5673458), (42, 5268211), (78, 2836729), (91, 2431482), (182, 1215741), (273, 810494), (546, 405247)]