1289735458

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{227}}^1\times {\mathrm{2557}}^1$

素因数の和:2898

約数の個数: 32

約数和(自身を含む): 2141598528

約数和(自身を除く): 851863070

約数列:

[1, 2, 11, 22, 101, 202, 227, 454, 1111, 2222, 2497, 2557, 4994, 5114, 22927, 28127, 45854, 56254, 252197, 258257, 504394, 516514, 580439, 1160878, 2840827, 5681654, 6384829, 12769658, 58624339, 117248678, 644867729, 1289735458]

約数ペア:

[(1, 1289735458), (2, 644867729), (11, 117248678), (22, 58624339), (101, 12769658), (202, 6384829), (227, 5681654), (454, 2840827), (1111, 1160878), (2222, 580439), (2497, 516514), (2557, 504394), (4994, 258257), (5114, 252197), (22927, 56254), (28127, 45854)]