256460932

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{2251}}^1$

素因数の和:2588

約数の個数: 48

約数和(自身を含む): 554388352

約数和(自身を除く): 297927420

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 313, 364, 626, 1252, 2191, 2251, 4069, 4382, 4502, 8138, 8764, 9004, 15757, 16276, 28483, 29263, 31514, 56966, 58526, 63028, 113932, 117052, 204841, 409682, 704563, 819364, 1409126, 2818252, 4931941, 9159319, 9863882, 18318638, 19727764, 36637276, 64115233, 128230466, 256460932]

約数ペア:

[(1, 256460932), (2, 128230466), (4, 64115233), (7, 36637276), (13, 19727764), (14, 18318638), (26, 9863882), (28, 9159319), (52, 4931941), (91, 2818252), (182, 1409126), (313, 819364), (364, 704563), (626, 409682), (1252, 204841), (2191, 117052), (2251, 113932), (4069, 63028), (4382, 58526), (4502, 56966), (8138, 31514), (8764, 29263), (9004, 28483), (15757, 16276)]