280778834

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{4259}}^1$

素因数の和:4562

約数の個数: 32

約数和(自身を含む): 511608960

約数和(自身を除く): 230830126

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 277, 554, 1939, 3878, 4259, 4709, 8518, 9418, 29813, 32963, 59626, 65926, 72403, 144806, 506821, 1013642, 1179743, 2359486, 8258201, 16516402, 20055631, 40111262, 140389417, 280778834]

約数ペア:

[(1, 280778834), (2, 140389417), (7, 40111262), (14, 20055631), (17, 16516402), (34, 8258201), (119, 2359486), (238, 1179743), (277, 1013642), (554, 506821), (1939, 144806), (3878, 72403), (4259, 65926), (4709, 59626), (8518, 32963), (9418, 29813)]