38728179

素因数分解:

$3^3\times 7^2\times {\mathrm{73}}^1\times {\mathrm{401}}^1$

素因数の和:497

約数の個数: 48

約数和(自身を含む): 67825440

約数和(自身を除く): 29097261

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 73, 147, 189, 219, 401, 441, 511, 657, 1203, 1323, 1533, 1971, 2807, 3577, 3609, 4599, 8421, 10731, 10827, 13797, 19649, 25263, 29273, 32193, 58947, 75789, 87819, 96579, 176841, 204911, 263457, 530523, 614733, 790371, 1434377, 1844199, 4303131, 5532597, 12909393, 38728179]

約数ペア:

[(1, 38728179), (3, 12909393), (7, 5532597), (9, 4303131), (21, 1844199), (27, 1434377), (49, 790371), (63, 614733), (73, 530523), (147, 263457), (189, 204911), (219, 176841), (401, 96579), (441, 87819), (511, 75789), (657, 58947), (1203, 32193), (1323, 29273), (1533, 25263), (1971, 19649), (2807, 13797), (3577, 10827), (3609, 10731), (4599, 8421)]