142437965

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:186

約数の個数: 48

約数和(自身を含む): 194876928

約数和(自身を除く): 52438963

約数列:

[1, 5, 19, 23, 47, 73, 95, 115, 235, 361, 365, 437, 893, 1081, 1387, 1679, 1805, 2185, 3431, 4465, 5405, 6935, 8303, 8395, 16967, 17155, 20539, 26353, 31901, 41515, 65189, 78913, 84835, 102695, 131765, 159505, 325945, 390241, 394565, 606119, 1238591, 1499347, 1951205, 3030595, 6192955, 7496735, 28487593, 142437965]

約数ペア:

[(1, 142437965), (5, 28487593), (19, 7496735), (23, 6192955), (47, 3030595), (73, 1951205), (95, 1499347), (115, 1238591), (235, 606119), (361, 394565), (365, 390241), (437, 325945), (893, 159505), (1081, 131765), (1387, 102695), (1679, 84835), (1805, 78913), (2185, 65189), (3431, 41515), (4465, 31901), (5405, 26353), (6935, 20539), (8303, 17155), (8395, 16967)]