287363972

素因数分解:

$2^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{90823}}^1$

素因数の和:90947

約数の個数: 24

約数和(自身を含む): 579820416

約数和(自身を除く): 292456444

約数列:

[1, 2, 4, 7, 14, 28, 113, 226, 452, 791, 1582, 3164, 90823, 181646, 363292, 635761, 1271522, 2543044, 10262999, 20525998, 41051996, 71840993, 143681986, 287363972]

約数ペア:

[(1, 287363972), (2, 143681986), (4, 71840993), (7, 41051996), (14, 20525998), (28, 10262999), (113, 2543044), (226, 1271522), (452, 635761), (791, 363292), (1582, 181646), (3164, 90823)]