28261702

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{181}}^1\times {\mathrm{587}}^1$

素因数の和:796

約数の個数: 32

約数和(自身を含む): 51367680

約数和(自身を除く): 23105978

約数列:

[1, 2, 7, 14, 19, 38, 133, 181, 266, 362, 587, 1174, 1267, 2534, 3439, 4109, 6878, 8218, 11153, 22306, 24073, 48146, 78071, 106247, 156142, 212494, 743729, 1487458, 2018693, 4037386, 14130851, 28261702]

約数ペア:

[(1, 28261702), (2, 14130851), (7, 4037386), (14, 2018693), (19, 1487458), (38, 743729), (133, 212494), (181, 156142), (266, 106247), (362, 78071), (587, 48146), (1174, 24073), (1267, 22306), (2534, 11153), (3439, 8218), (4109, 6878)]