131441905

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{101}}^1\times {\mathrm{103}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 193999104

約数和(自身を除く): 62557199

約数列:

[1, 5, 7, 19, 35, 95, 101, 103, 133, 361, 505, 515, 665, 707, 721, 1805, 1919, 1957, 2527, 3535, 3605, 9595, 9785, 10403, 12635, 13433, 13699, 36461, 37183, 52015, 67165, 68495, 72821, 182305, 185915, 197657, 255227, 260281, 364105, 988285, 1276135, 1301405, 1383599, 3755483, 6917995, 18777415, 26288381, 131441905]

約数ペア:

[(1, 131441905), (5, 26288381), (7, 18777415), (19, 6917995), (35, 3755483), (95, 1383599), (101, 1301405), (103, 1276135), (133, 988285), (361, 364105), (505, 260281), (515, 255227), (665, 197657), (707, 185915), (721, 182305), (1805, 72821), (1919, 68495), (1957, 67165), (2527, 52015), (3535, 37183), (3605, 36461), (9595, 13699), (9785, 13433), (10403, 12635)]