1243156985

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{101}}^1\times {\mathrm{223}}^1$

素因数の和:438

約数の個数: 64

約数和(自身を含む): 1842462720

約数和(自身を除く): 599305735

約数列:

[1, 5, 7, 19, 35, 83, 95, 101, 133, 223, 415, 505, 581, 665, 707, 1115, 1561, 1577, 1919, 2905, 3535, 4237, 7805, 7885, 8383, 9595, 11039, 13433, 18509, 21185, 22523, 29659, 41915, 55195, 58681, 67165, 92545, 112615, 129563, 148295, 157661, 159277, 293405, 351671, 427937, 647815, 788305, 796385, 1114939, 1758355, 1869409, 2139685, 2461697, 2995559, 5574695, 9347045, 12308485, 13085863, 14977795, 35518771, 65429315, 177593855, 248631397, 1243156985]

約数ペア:

[(1, 1243156985), (5, 248631397), (7, 177593855), (19, 65429315), (35, 35518771), (83, 14977795), (95, 13085863), (101, 12308485), (133, 9347045), (223, 5574695), (415, 2995559), (505, 2461697), (581, 2139685), (665, 1869409), (707, 1758355), (1115, 1114939), (1561, 796385), (1577, 788305), (1919, 647815), (2905, 427937), (3535, 351671), (4237, 293405), (7805, 159277), (7885, 157661), (8383, 148295), (9595, 129563), (11039, 112615), (13433, 92545), (18509, 67165), (21185, 58681), (22523, 55195), (29659, 41915)]