8742318

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{347}}^1$

素因数の和:401

約数の個数: 64

約数和(自身を含む): 21047040

約数和(自身を除く): 12304722

約数列:

[1, 2, 3, 6, 13, 17, 19, 26, 34, 38, 39, 51, 57, 78, 102, 114, 221, 247, 323, 347, 442, 494, 646, 663, 694, 741, 969, 1041, 1326, 1482, 1938, 2082, 4199, 4511, 5899, 6593, 8398, 9022, 11798, 12597, 13186, 13533, 17697, 19779, 25194, 27066, 35394, 39558, 76687, 85709, 112081, 153374, 171418, 224162, 230061, 257127, 336243, 460122, 514254, 672486, 1457053, 2914106, 4371159, 8742318]

約数ペア:

[(1, 8742318), (2, 4371159), (3, 2914106), (6, 1457053), (13, 672486), (17, 514254), (19, 460122), (26, 336243), (34, 257127), (38, 230061), (39, 224162), (51, 171418), (57, 153374), (78, 112081), (102, 85709), (114, 76687), (221, 39558), (247, 35394), (323, 27066), (347, 25194), (442, 19779), (494, 17697), (646, 13533), (663, 13186), (694, 12597), (741, 11798), (969, 9022), (1041, 8398), (1326, 6593), (1482, 5899), (1938, 4511), (2082, 4199)]