81695838

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{269}}^1\times {\mathrm{1033}}^1$

素因数の和:1321

約数の個数: 48

約数和(自身を含む): 190959120

約数和(自身を除く): 109263282

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 269, 294, 538, 807, 1033, 1614, 1883, 2066, 3099, 3766, 5649, 6198, 7231, 11298, 13181, 14462, 21693, 26362, 39543, 43386, 50617, 79086, 101234, 151851, 277877, 303702, 555754, 833631, 1667262, 1945139, 3890278, 5835417, 11670834, 13615973, 27231946, 40847919, 81695838]

約数ペア:

[(1, 81695838), (2, 40847919), (3, 27231946), (6, 13615973), (7, 11670834), (14, 5835417), (21, 3890278), (42, 1945139), (49, 1667262), (98, 833631), (147, 555754), (269, 303702), (294, 277877), (538, 151851), (807, 101234), (1033, 79086), (1614, 50617), (1883, 43386), (2066, 39543), (3099, 26362), (3766, 21693), (5649, 14462), (6198, 13181), (7231, 11298)]