272292021

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{197}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 426254400

約数和(自身を除く): 153962379

約数列:

[1, 3, 9, 19, 57, 59, 137, 171, 177, 197, 411, 531, 591, 1121, 1233, 1773, 2603, 3363, 3743, 7809, 8083, 10089, 11229, 11623, 23427, 24249, 26989, 33687, 34869, 72747, 80967, 104607, 153577, 220837, 242901, 460731, 512791, 662511, 1382193, 1538373, 1592351, 1987533, 4615119, 4777053, 14331159, 30254669, 90764007, 272292021]

約数ペア:

[(1, 272292021), (3, 90764007), (9, 30254669), (19, 14331159), (57, 4777053), (59, 4615119), (137, 1987533), (171, 1592351), (177, 1538373), (197, 1382193), (411, 662511), (531, 512791), (591, 460731), (1121, 242901), (1233, 220837), (1773, 153577), (2603, 104607), (3363, 80967), (3743, 72747), (7809, 34869), (8083, 33687), (10089, 26989), (11229, 24249), (11623, 23427)]