90309018

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1\times {\mathrm{887}}^1$

素因数の和:1202

約数の個数: 32

約数和(自身を含む): 184135680

約数和(自身を除く): 93826662

約数列:

[1, 2, 3, 6, 71, 142, 213, 239, 426, 478, 717, 887, 1434, 1774, 2661, 5322, 16969, 33938, 50907, 62977, 101814, 125954, 188931, 211993, 377862, 423986, 635979, 1271958, 15051503, 30103006, 45154509, 90309018]

約数ペア:

[(1, 90309018), (2, 45154509), (3, 30103006), (6, 15051503), (71, 1271958), (142, 635979), (213, 423986), (239, 377862), (426, 211993), (478, 188931), (717, 125954), (887, 101814), (1434, 62977), (1774, 50907), (2661, 33938), (5322, 16969)]