131651408

素因数分解:

$2^4\times 7^1\times {\mathrm{157}}^1\times {\mathrm{7487}}^1$

素因数の和:7659

約数の個数: 40

約数和(自身を含む): 293409792

約数和(自身を除く): 161758384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 157, 314, 628, 1099, 1256, 2198, 2512, 4396, 7487, 8792, 14974, 17584, 29948, 52409, 59896, 104818, 119792, 209636, 419272, 838544, 1175459, 2350918, 4701836, 8228213, 9403672, 16456426, 18807344, 32912852, 65825704, 131651408]

約数ペア:

[(1, 131651408), (2, 65825704), (4, 32912852), (7, 18807344), (8, 16456426), (14, 9403672), (16, 8228213), (28, 4701836), (56, 2350918), (112, 1175459), (157, 838544), (314, 419272), (628, 209636), (1099, 119792), (1256, 104818), (2198, 59896), (2512, 52409), (4396, 29948), (7487, 17584), (8792, 14974)]