319131576

素因数分解:

$2^3\times 3^4\times {\mathrm{492487}}^1$

素因数の和:492505

約数の個数: 40

約数和(自身を含む): 893865720

約数和(自身を除く): 574734144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 492487, 984974, 1477461, 1969948, 2954922, 3939896, 4432383, 5909844, 8864766, 11819688, 13297149, 17729532, 26594298, 35459064, 39891447, 53188596, 79782894, 106377192, 159565788, 319131576]

約数ペア:

[(1, 319131576), (2, 159565788), (3, 106377192), (4, 79782894), (6, 53188596), (8, 39891447), (9, 35459064), (12, 26594298), (18, 17729532), (24, 13297149), (27, 11819688), (36, 8864766), (54, 5909844), (72, 4432383), (81, 3939896), (108, 2954922), (162, 1969948), (216, 1477461), (324, 984974), (648, 492487)]