421003688

素因数分解:

$2^3\times 7^3\times {\mathrm{153427}}^1$

素因数の和:153454

約数の個数: 32

約数和(自身を含む): 920568000

約数和(自身を除く): 499564312

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 343, 392, 686, 1372, 2744, 153427, 306854, 613708, 1073989, 1227416, 2147978, 4295956, 7517923, 8591912, 15035846, 30071692, 52625461, 60143384, 105250922, 210501844, 421003688]

約数ペア:

[(1, 421003688), (2, 210501844), (4, 105250922), (7, 60143384), (8, 52625461), (14, 30071692), (28, 15035846), (49, 8591912), (56, 7517923), (98, 4295956), (196, 2147978), (343, 1227416), (392, 1073989), (686, 613708), (1372, 306854), (2744, 153427)]