47831121

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{127}}^1$

素因数の和:215

約数の個数: 64

約数和(自身を含む): 81715200

約数和(自身を除く): 33884079

約数列:

[1, 3, 9, 13, 27, 29, 37, 39, 87, 111, 117, 127, 261, 333, 351, 377, 381, 481, 783, 999, 1073, 1131, 1143, 1443, 1651, 3219, 3393, 3429, 3683, 4329, 4699, 4953, 9657, 10179, 11049, 12987, 13949, 14097, 14859, 28971, 33147, 41847, 42291, 44577, 47879, 61087, 99441, 125541, 126873, 136271, 143637, 183261, 376623, 408813, 430911, 549783, 1226439, 1292733, 1649349, 1771523, 3679317, 5314569, 15943707, 47831121]

約数ペア:

[(1, 47831121), (3, 15943707), (9, 5314569), (13, 3679317), (27, 1771523), (29, 1649349), (37, 1292733), (39, 1226439), (87, 549783), (111, 430911), (117, 408813), (127, 376623), (261, 183261), (333, 143637), (351, 136271), (377, 126873), (381, 125541), (481, 99441), (783, 61087), (999, 47879), (1073, 44577), (1131, 42291), (1143, 41847), (1443, 33147), (1651, 28971), (3219, 14859), (3393, 14097), (3429, 13949), (3683, 12987), (4329, 11049), (4699, 10179), (4953, 9657)]