172967158

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{991}}^1$

素因数の和:1157

約数の個数: 48

約数和(自身を含む): 327729024

約数和(自身を除く): 154761866

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 137, 182, 274, 637, 959, 991, 1274, 1781, 1918, 1982, 3562, 6713, 6937, 12467, 12883, 13426, 13874, 24934, 25766, 48559, 87269, 90181, 97118, 135767, 174538, 180362, 271534, 631267, 950369, 1262534, 1764971, 1900738, 3529942, 6652583, 12354797, 13305166, 24709594, 86483579, 172967158]

約数ペア:

[(1, 172967158), (2, 86483579), (7, 24709594), (13, 13305166), (14, 12354797), (26, 6652583), (49, 3529942), (91, 1900738), (98, 1764971), (137, 1262534), (182, 950369), (274, 631267), (637, 271534), (959, 180362), (991, 174538), (1274, 135767), (1781, 97118), (1918, 90181), (1982, 87269), (3562, 48559), (6713, 25766), (6937, 24934), (12467, 13874), (12883, 13426)]