28821438

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1619}}^1$

素因数の和:1693

約数の個数: 48

約数和(自身を含む): 66718080

約数和(自身を除く): 37896642

約数列:

[1, 2, 3, 6, 9, 18, 23, 43, 46, 69, 86, 129, 138, 207, 258, 387, 414, 774, 989, 1619, 1978, 2967, 3238, 4857, 5934, 8901, 9714, 14571, 17802, 29142, 37237, 69617, 74474, 111711, 139234, 208851, 223422, 335133, 417702, 626553, 670266, 1253106, 1601191, 3202382, 4803573, 9607146, 14410719, 28821438]

約数ペア:

[(1, 28821438), (2, 14410719), (3, 9607146), (6, 4803573), (9, 3202382), (18, 1601191), (23, 1253106), (43, 670266), (46, 626553), (69, 417702), (86, 335133), (129, 223422), (138, 208851), (207, 139234), (258, 111711), (387, 74474), (414, 69617), (774, 37237), (989, 29142), (1619, 17802), (1978, 14571), (2967, 9714), (3238, 8901), (4857, 5934)]