259952

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1$

素因数の和:237

約数の個数: 40

約数和(自身を含む): 630912

約数和(自身を除く): 370960

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 211, 308, 422, 616, 844, 1232, 1477, 1688, 2321, 2954, 3376, 4642, 5908, 9284, 11816, 16247, 18568, 23632, 32494, 37136, 64988, 129976, 259952]

約数ペア:

[(1, 259952), (2, 129976), (4, 64988), (7, 37136), (8, 32494), (11, 23632), (14, 18568), (16, 16247), (22, 11816), (28, 9284), (44, 5908), (56, 4642), (77, 3376), (88, 2954), (112, 2321), (154, 1688), (176, 1477), (211, 1232), (308, 844), (422, 616)]