820980706

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{6547}}^1$

素因数の和:6635

約数の個数: 48

約数和(自身を含む): 1552976064

約数和(自身を除く): 731995358

約数列:

[1, 2, 7, 13, 14, 26, 53, 91, 106, 169, 182, 338, 371, 689, 742, 1183, 1378, 2366, 4823, 6547, 8957, 9646, 13094, 17914, 45829, 62699, 85111, 91658, 125398, 170222, 346991, 595777, 693982, 1106443, 1191554, 2212886, 2428937, 4510883, 4857874, 7745101, 9021766, 15490202, 31576181, 58641479, 63152362, 117282958, 410490353, 820980706]

約数ペア:

[(1, 820980706), (2, 410490353), (7, 117282958), (13, 63152362), (14, 58641479), (26, 31576181), (53, 15490202), (91, 9021766), (106, 7745101), (169, 4857874), (182, 4510883), (338, 2428937), (371, 2212886), (689, 1191554), (742, 1106443), (1183, 693982), (1378, 595777), (2366, 346991), (4823, 170222), (6547, 125398), (8957, 91658), (9646, 85111), (13094, 62699), (17914, 45829)]