287305434

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{409267}}^1$

素因数の和:409291

約数の個数: 32

約数和(自身を含む): 687570240

約数和(自身を除く): 400264806

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 409267, 818534, 1227801, 2455602, 3683403, 5320471, 7366806, 10640942, 11050209, 15961413, 22100418, 31922826, 47884239, 95768478, 143652717, 287305434]

約数ペア:

[(1, 287305434), (2, 143652717), (3, 95768478), (6, 47884239), (9, 31922826), (13, 22100418), (18, 15961413), (26, 11050209), (27, 10640942), (39, 7366806), (54, 5320471), (78, 3683403), (117, 2455602), (234, 1227801), (351, 818534), (702, 409267)]