54366921

素因数分解:

$3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:171

約数の個数: 72

約数和(自身を含む): 97029504

約数和(自身を除く): 42662583

約数列:

[1, 3, 7, 9, 21, 43, 47, 49, 61, 63, 129, 141, 147, 183, 301, 329, 387, 423, 427, 441, 549, 903, 987, 1281, 2021, 2107, 2303, 2623, 2709, 2867, 2961, 2989, 3843, 6063, 6321, 6909, 7869, 8601, 8967, 14147, 18189, 18361, 18963, 20069, 20727, 23607, 25803, 26901, 42441, 55083, 60207, 99029, 123281, 127323, 128527, 140483, 165249, 180621, 297087, 369843, 385581, 421449, 862967, 891261, 1109529, 1156743, 1264347, 2588901, 6040769, 7766703, 18122307, 54366921]

約数ペア:

[(1, 54366921), (3, 18122307), (7, 7766703), (9, 6040769), (21, 2588901), (43, 1264347), (47, 1156743), (49, 1109529), (61, 891261), (63, 862967), (129, 421449), (141, 385581), (147, 369843), (183, 297087), (301, 180621), (329, 165249), (387, 140483), (423, 128527), (427, 127323), (441, 123281), (549, 99029), (903, 60207), (987, 55083), (1281, 42441), (2021, 26901), (2107, 25803), (2303, 23607), (2623, 20727), (2709, 20069), (2867, 18963), (2961, 18361), (2989, 18189), (3843, 14147), (6063, 8967), (6321, 8601), (6909, 7869)]