138957448

素因数分解:

$2^3\times 7^1\times {\mathrm{151}}^1\times {\mathrm{16433}}^1$

素因数の和:16597

約数の個数: 32

約数和(自身を含む): 299756160

約数和(自身を除く): 160798712

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 151, 302, 604, 1057, 1208, 2114, 4228, 8456, 16433, 32866, 65732, 115031, 131464, 230062, 460124, 920248, 2481383, 4962766, 9925532, 17369681, 19851064, 34739362, 69478724, 138957448]

約数ペア:

[(1, 138957448), (2, 69478724), (4, 34739362), (7, 19851064), (8, 17369681), (14, 9925532), (28, 4962766), (56, 2481383), (151, 920248), (302, 460124), (604, 230062), (1057, 131464), (1208, 115031), (2114, 65732), (4228, 32866), (8456, 16433)]