81847794

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{443}}^1$

素因数の和:591

約数の個数: 64

約数和(自身を含む): 193342464

約数和(自身を除く): 111494670

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 83, 106, 159, 166, 249, 318, 371, 443, 498, 581, 742, 886, 1113, 1162, 1329, 1743, 2226, 2658, 3101, 3486, 4399, 6202, 8798, 9303, 13197, 18606, 23479, 26394, 30793, 36769, 46958, 61586, 70437, 73538, 92379, 110307, 140874, 164353, 184758, 220614, 257383, 328706, 493059, 514766, 772149, 986118, 1544298, 1948757, 3897514, 5846271, 11692542, 13641299, 27282598, 40923897, 81847794]

約数ペア:

[(1, 81847794), (2, 40923897), (3, 27282598), (6, 13641299), (7, 11692542), (14, 5846271), (21, 3897514), (42, 1948757), (53, 1544298), (83, 986118), (106, 772149), (159, 514766), (166, 493059), (249, 328706), (318, 257383), (371, 220614), (443, 184758), (498, 164353), (581, 140874), (742, 110307), (886, 92379), (1113, 73538), (1162, 70437), (1329, 61586), (1743, 46958), (2226, 36769), (2658, 30793), (3101, 26394), (3486, 23479), (4399, 18606), (6202, 13197), (8798, 9303)]