998996816

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{433}}^1\times {\mathrm{3517}}^1$

素因数の和:3999

約数の個数: 40

約数和(自身を含む): 1987909224

約数和(自身を除く): 988912408

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 433, 656, 866, 1732, 3464, 3517, 6928, 7034, 14068, 17753, 28136, 35506, 56272, 71012, 142024, 144197, 284048, 288394, 576788, 1153576, 1522861, 2307152, 3045722, 6091444, 12182888, 24365776, 62437301, 124874602, 249749204, 499498408, 998996816]

約数ペア:

[(1, 998996816), (2, 499498408), (4, 249749204), (8, 124874602), (16, 62437301), (41, 24365776), (82, 12182888), (164, 6091444), (328, 3045722), (433, 2307152), (656, 1522861), (866, 1153576), (1732, 576788), (3464, 288394), (3517, 284048), (6928, 144197), (7034, 142024), (14068, 71012), (17753, 56272), (28136, 35506)]