13257790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{857}}^1$

素因数の和:901

約数の個数: 64

約数和(自身を含む): 31135104

約数和(自身を除く): 17877314

約数列:

[1, 2, 5, 7, 10, 13, 14, 17, 26, 34, 35, 65, 70, 85, 91, 119, 130, 170, 182, 221, 238, 442, 455, 595, 857, 910, 1105, 1190, 1547, 1714, 2210, 3094, 4285, 5999, 7735, 8570, 11141, 11998, 14569, 15470, 22282, 29138, 29995, 55705, 59990, 72845, 77987, 101983, 111410, 145690, 155974, 189397, 203966, 378794, 389935, 509915, 779870, 946985, 1019830, 1325779, 1893970, 2651558, 6628895, 13257790]

約数ペア:

[(1, 13257790), (2, 6628895), (5, 2651558), (7, 1893970), (10, 1325779), (13, 1019830), (14, 946985), (17, 779870), (26, 509915), (34, 389935), (35, 378794), (65, 203966), (70, 189397), (85, 155974), (91, 145690), (119, 111410), (130, 101983), (170, 77987), (182, 72845), (221, 59990), (238, 55705), (442, 29995), (455, 29138), (595, 22282), (857, 15470), (910, 14569), (1105, 11998), (1190, 11141), (1547, 8570), (1714, 7735), (2210, 5999), (3094, 4285)]