138991216

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{95461}}^1$

素因数の和:95489

約数の個数: 40

約数和(自身を含む): 331444064

約数和(自身を除く): 192452848

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 95461, 190922, 381844, 668227, 763688, 1240993, 1336454, 1527376, 2481986, 2672908, 4963972, 5345816, 8686951, 9927944, 10691632, 17373902, 19855888, 34747804, 69495608, 138991216]

約数ペア:

[(1, 138991216), (2, 69495608), (4, 34747804), (7, 19855888), (8, 17373902), (13, 10691632), (14, 9927944), (16, 8686951), (26, 5345816), (28, 4963972), (52, 2672908), (56, 2481986), (91, 1527376), (104, 1336454), (112, 1240993), (182, 763688), (208, 668227), (364, 381844), (728, 190922), (1456, 95461)]