280994751

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{271}}^1$

素因数の和:554

約数の個数: 48

約数和(自身を含む): 449100288

約数和(自身を除く): 168105537

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 251, 271, 459, 753, 813, 1377, 2259, 2439, 4131, 4267, 4607, 6777, 7317, 12801, 13821, 20331, 21951, 38403, 41463, 60993, 65853, 68021, 115209, 124389, 204063, 345627, 373167, 612189, 1036881, 1119501, 1156357, 1836567, 3469071, 5509701, 10407213, 16529103, 31221639, 93664917, 280994751]

約数ペア:

[(1, 280994751), (3, 93664917), (9, 31221639), (17, 16529103), (27, 10407213), (51, 5509701), (81, 3469071), (153, 1836567), (243, 1156357), (251, 1119501), (271, 1036881), (459, 612189), (753, 373167), (813, 345627), (1377, 204063), (2259, 124389), (2439, 115209), (4131, 68021), (4267, 65853), (4607, 60993), (6777, 41463), (7317, 38403), (12801, 21951), (13821, 20331)]