223867254

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{857}}^1$

素因数の和:1089

約数の個数: 64

約数和(自身を含む): 513729216

約数和(自身を除く): 289861962

約数列:

[1, 2, 3, 6, 13, 17, 26, 34, 39, 51, 78, 102, 197, 221, 394, 442, 591, 663, 857, 1182, 1326, 1714, 2561, 2571, 3349, 5122, 5142, 6698, 7683, 10047, 11141, 14569, 15366, 20094, 22282, 29138, 33423, 43537, 43707, 66846, 87074, 87414, 130611, 168829, 189397, 261222, 337658, 378794, 506487, 568191, 1012974, 1136382, 2194777, 2870093, 4389554, 5740186, 6584331, 8610279, 13168662, 17220558, 37311209, 74622418, 111933627, 223867254]

約数ペア:

[(1, 223867254), (2, 111933627), (3, 74622418), (6, 37311209), (13, 17220558), (17, 13168662), (26, 8610279), (34, 6584331), (39, 5740186), (51, 4389554), (78, 2870093), (102, 2194777), (197, 1136382), (221, 1012974), (394, 568191), (442, 506487), (591, 378794), (663, 337658), (857, 261222), (1182, 189397), (1326, 168829), (1714, 130611), (2561, 87414), (2571, 87074), (3349, 66846), (5122, 43707), (5142, 43537), (6698, 33423), (7683, 29138), (10047, 22282), (11141, 20094), (14569, 15366)]