31006430

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2621}}^1$

素因数の和:2661

約数の個数: 48

約数和(自身を含む): 69094944

約数和(自身を除く): 38088514

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 169, 182, 338, 455, 845, 910, 1183, 1690, 2366, 2621, 5242, 5915, 11830, 13105, 18347, 26210, 34073, 36694, 68146, 91735, 170365, 183470, 238511, 340730, 442949, 477022, 885898, 1192555, 2214745, 2385110, 3100643, 4429490, 6201286, 15503215, 31006430]

約数ペア:

[(1, 31006430), (2, 15503215), (5, 6201286), (7, 4429490), (10, 3100643), (13, 2385110), (14, 2214745), (26, 1192555), (35, 885898), (65, 477022), (70, 442949), (91, 340730), (130, 238511), (169, 183470), (182, 170365), (338, 91735), (455, 68146), (845, 36694), (910, 34073), (1183, 26210), (1690, 18347), (2366, 13105), (2621, 11830), (5242, 5915)]