201391256

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{37517}}^1$

素因数の和:37595

約数の個数: 32

約数和(自身を含む): 418700880

約数和(自身を除く): 217309624

約数列:

[1, 2, 4, 8, 11, 22, 44, 61, 88, 122, 244, 488, 671, 1342, 2684, 5368, 37517, 75034, 150068, 300136, 412687, 825374, 1650748, 2288537, 3301496, 4577074, 9154148, 18308296, 25173907, 50347814, 100695628, 201391256]

約数ペア:

[(1, 201391256), (2, 100695628), (4, 50347814), (8, 25173907), (11, 18308296), (22, 9154148), (44, 4577074), (61, 3301496), (88, 2288537), (122, 1650748), (244, 825374), (488, 412687), (671, 300136), (1342, 150068), (2684, 75034), (5368, 37517)]