287494893

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{52453}}^1$

素因数の和:52498

約数の個数: 32

約数和(自身を含む): 503558400

約数和(自身を除く): 216063507

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 87, 189, 203, 261, 609, 783, 1827, 5481, 52453, 157359, 367171, 472077, 1101513, 1416231, 1521137, 3304539, 4563411, 9913617, 10647959, 13690233, 31943877, 41070699, 95831631, 287494893]

約数ペア:

[(1, 287494893), (3, 95831631), (7, 41070699), (9, 31943877), (21, 13690233), (27, 10647959), (29, 9913617), (63, 4563411), (87, 3304539), (189, 1521137), (203, 1416231), (261, 1101513), (609, 472077), (783, 367171), (1827, 157359), (5481, 52453)]