1645396984

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{25933}}^1$

素因数の和:26060

約数の個数: 64

約数和(自身を含む): 3883875840

約数和(自身を除く): 2238478856

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 103, 154, 206, 308, 412, 616, 721, 824, 1133, 1442, 2266, 2884, 4532, 5768, 7931, 9064, 15862, 25933, 31724, 51866, 63448, 103732, 181531, 207464, 285263, 363062, 570526, 726124, 1141052, 1452248, 1996841, 2282104, 2671099, 3993682, 5342198, 7987364, 10684396, 15974728, 18697693, 21368792, 29382089, 37395386, 58764178, 74790772, 117528356, 149581544, 205674623, 235056712, 411349246, 822698492, 1645396984]

約数ペア:

[(1, 1645396984), (2, 822698492), (4, 411349246), (7, 235056712), (8, 205674623), (11, 149581544), (14, 117528356), (22, 74790772), (28, 58764178), (44, 37395386), (56, 29382089), (77, 21368792), (88, 18697693), (103, 15974728), (154, 10684396), (206, 7987364), (308, 5342198), (412, 3993682), (616, 2671099), (721, 2282104), (824, 1996841), (1133, 1452248), (1442, 1141052), (2266, 726124), (2884, 570526), (4532, 363062), (5768, 285263), (7931, 207464), (9064, 181531), (15862, 103732), (25933, 63448), (31724, 51866)]