391010396

素因数分解:

$2^2\times 7^3\times {\mathrm{23}}^1\times {\mathrm{12391}}^1$

素因数の和:12439

約数の個数: 48

約数和(自身を含む): 832742400

約数和(自身を除く): 441732004

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 49, 92, 98, 161, 196, 322, 343, 644, 686, 1127, 1372, 2254, 4508, 7889, 12391, 15778, 24782, 31556, 49564, 86737, 173474, 284993, 346948, 569986, 607159, 1139972, 1214318, 1994951, 2428636, 3989902, 4250113, 7979804, 8500226, 13964657, 17000452, 27929314, 55858628, 97752599, 195505198, 391010396]

約数ペア:

[(1, 391010396), (2, 195505198), (4, 97752599), (7, 55858628), (14, 27929314), (23, 17000452), (28, 13964657), (46, 8500226), (49, 7979804), (92, 4250113), (98, 3989902), (161, 2428636), (196, 1994951), (322, 1214318), (343, 1139972), (644, 607159), (686, 569986), (1127, 346948), (1372, 284993), (2254, 173474), (4508, 86737), (7889, 49564), (12391, 31556), (15778, 24782)]