281267714

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{53}}^1\times {\mathrm{2243}}^1$

素因数の和:2331

約数の個数: 48

約数和(自身を含む): 532204992

約数和(自身を除く): 250937278

約数列:

[1, 2, 7, 13, 14, 26, 53, 91, 106, 169, 182, 338, 371, 689, 742, 1183, 1378, 2243, 2366, 4486, 4823, 8957, 9646, 15701, 17914, 29159, 31402, 58318, 62699, 118879, 125398, 204113, 237758, 379067, 408226, 758134, 832153, 1545427, 1664306, 2653469, 3090854, 5306938, 10817989, 20090551, 21635978, 40181102, 140633857, 281267714]

約数ペア:

[(1, 281267714), (2, 140633857), (7, 40181102), (13, 21635978), (14, 20090551), (26, 10817989), (53, 5306938), (91, 3090854), (106, 2653469), (169, 1664306), (182, 1545427), (338, 832153), (371, 758134), (689, 408226), (742, 379067), (1183, 237758), (1378, 204113), (2243, 125398), (2366, 118879), (4486, 62699), (4823, 58318), (8957, 31402), (9646, 29159), (15701, 17914)]