280508739119

素因数分解:

$7^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1\times {\mathrm{829}}^1\times {\mathrm{2039}}^1$

素因数の和:3183

約数の個数: 32

約数和(自身を含む): 325311129600

約数和(自身を除く): 44802390481

約数列:

[1, 7, 151, 157, 829, 1057, 1099, 2039, 5803, 14273, 23707, 125179, 130153, 165949, 307889, 320123, 876253, 911071, 1690331, 2155223, 2240861, 11832317, 19653103, 48338573, 137571721, 255239981, 265381967, 338370011, 1786679867, 1857673769, 40072677017, 280508739119]

約数ペア:

[(1, 280508739119), (7, 40072677017), (151, 1857673769), (157, 1786679867), (829, 338370011), (1057, 265381967), (1099, 255239981), (2039, 137571721), (5803, 48338573), (14273, 19653103), (23707, 11832317), (125179, 2240861), (130153, 2155223), (165949, 1690331), (307889, 911071), (320123, 876253)]