1021041567

素因数分解:

$3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{739}}^1$

素因数の和:1013

約数の個数: 72

約数和(自身を含む): 1857775920

約数和(自身を除く): 836734353

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 241, 273, 441, 637, 723, 739, 819, 1687, 1911, 2169, 2217, 3133, 5061, 5173, 5733, 6651, 9399, 9607, 11809, 15183, 15519, 21931, 28197, 28821, 35427, 36211, 46557, 65793, 67249, 86463, 106281, 108633, 153517, 178099, 197379, 201747, 325899, 460551, 470743, 534297, 605241, 1246693, 1381653, 1412229, 1602891, 2315287, 3740079, 4236687, 6945861, 8726851, 11220237, 16207009, 20837583, 26180553, 48621027, 78541659, 113449063, 145863081, 340347189, 1021041567]

約数ペア:

[(1, 1021041567), (3, 340347189), (7, 145863081), (9, 113449063), (13, 78541659), (21, 48621027), (39, 26180553), (49, 20837583), (63, 16207009), (91, 11220237), (117, 8726851), (147, 6945861), (241, 4236687), (273, 3740079), (441, 2315287), (637, 1602891), (723, 1412229), (739, 1381653), (819, 1246693), (1687, 605241), (1911, 534297), (2169, 470743), (2217, 460551), (3133, 325899), (5061, 201747), (5173, 197379), (5733, 178099), (6651, 153517), (9399, 108633), (9607, 106281), (11809, 86463), (15183, 67249), (15519, 65793), (21931, 46557), (28197, 36211), (28821, 35427)]