7942770423

素因数分解:

$3^2\times 7^1\times {\mathrm{229}}^1\times {\mathrm{607}}^1\times {\mathrm{907}}^1$

素因数の和:1756

約数の個数: 48

約数和(自身を含む): 13205370880

約数和(自身を除く): 5262600457

約数列:

[1, 3, 7, 9, 21, 63, 229, 607, 687, 907, 1603, 1821, 2061, 2721, 4249, 4809, 5463, 6349, 8163, 12747, 14427, 19047, 38241, 57141, 139003, 207703, 417009, 550549, 623109, 973021, 1251027, 1453921, 1651647, 1869327, 2919063, 3853843, 4361763, 4954941, 8757189, 11561529, 13085289, 34684587, 126075721, 378227163, 882530047, 1134681489, 2647590141, 7942770423]

約数ペア:

[(1, 7942770423), (3, 2647590141), (7, 1134681489), (9, 882530047), (21, 378227163), (63, 126075721), (229, 34684587), (607, 13085289), (687, 11561529), (907, 8757189), (1603, 4954941), (1821, 4361763), (2061, 3853843), (2721, 2919063), (4249, 1869327), (4809, 1651647), (5463, 1453921), (6349, 1251027), (8163, 973021), (12747, 623109), (14427, 550549), (19047, 417009), (38241, 207703), (57141, 139003)]