197505828

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{3323}}^1$

素因数の和:3473

約数の個数: 72

約数和(自身を含む): 542051328

約数和(自身を除く): 344545500

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 127, 156, 234, 254, 381, 468, 508, 762, 1143, 1524, 1651, 2286, 3302, 3323, 4572, 4953, 6604, 6646, 9906, 9969, 13292, 14859, 19812, 19938, 29718, 29907, 39876, 43199, 59436, 59814, 86398, 119628, 129597, 172796, 259194, 388791, 422021, 518388, 777582, 844042, 1266063, 1555164, 1688084, 2532126, 3798189, 5064252, 5486273, 7596378, 10972546, 15192756, 16458819, 21945092, 32917638, 49376457, 65835276, 98752914, 197505828]

約数ペア:

[(1, 197505828), (2, 98752914), (3, 65835276), (4, 49376457), (6, 32917638), (9, 21945092), (12, 16458819), (13, 15192756), (18, 10972546), (26, 7596378), (36, 5486273), (39, 5064252), (52, 3798189), (78, 2532126), (117, 1688084), (127, 1555164), (156, 1266063), (234, 844042), (254, 777582), (381, 518388), (468, 422021), (508, 388791), (762, 259194), (1143, 172796), (1524, 129597), (1651, 119628), (2286, 86398), (3302, 59814), (3323, 59436), (4572, 43199), (4953, 39876), (6604, 29907), (6646, 29718), (9906, 19938), (9969, 19812), (13292, 14859)]