661284

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{157}}^1$

素因数の和:186

約数の個数: 60

約数和(自身を含む): 1873564

約数和(自身を除く): 1212280

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 36, 39, 52, 54, 78, 81, 108, 117, 156, 157, 162, 234, 314, 324, 351, 468, 471, 628, 702, 942, 1053, 1404, 1413, 1884, 2041, 2106, 2826, 4082, 4212, 4239, 5652, 6123, 8164, 8478, 12246, 12717, 16956, 18369, 24492, 25434, 36738, 50868, 55107, 73476, 110214, 165321, 220428, 330642, 661284]

約数ペア:

[(1, 661284), (2, 330642), (3, 220428), (4, 165321), (6, 110214), (9, 73476), (12, 55107), (13, 50868), (18, 36738), (26, 25434), (27, 24492), (36, 18369), (39, 16956), (52, 12717), (54, 12246), (78, 8478), (81, 8164), (108, 6123), (117, 5652), (156, 4239), (157, 4212), (162, 4082), (234, 2826), (314, 2106), (324, 2041), (351, 1884), (468, 1413), (471, 1404), (628, 1053), (702, 942)]