280859852

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{9767}}^1$

素因数の和:9870

約数の個数: 48

約数和(自身を含む): 612648960

約数和(自身を除く): 331789108

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 79, 91, 158, 182, 316, 364, 553, 1027, 1106, 2054, 2212, 4108, 7189, 9767, 14378, 19534, 28756, 39068, 68369, 126971, 136738, 253942, 273476, 507884, 771593, 888797, 1543186, 1777594, 3086372, 3555188, 5401151, 10030709, 10802302, 20061418, 21604604, 40122836, 70214963, 140429926, 280859852]

約数ペア:

[(1, 280859852), (2, 140429926), (4, 70214963), (7, 40122836), (13, 21604604), (14, 20061418), (26, 10802302), (28, 10030709), (52, 5401151), (79, 3555188), (91, 3086372), (158, 1777594), (182, 1543186), (316, 888797), (364, 771593), (553, 507884), (1027, 273476), (1106, 253942), (2054, 136738), (2212, 126971), (4108, 68369), (7189, 39068), (9767, 28756), (14378, 19534)]