2782178

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1$

素因数の和:218

約数の個数: 32

約数和(自身を含む): 5056128

約数和(自身を除く): 2273950

約数列:

[1, 2, 7, 14, 37, 41, 74, 82, 131, 259, 262, 287, 518, 574, 917, 1517, 1834, 3034, 4847, 5371, 9694, 10619, 10742, 21238, 33929, 37597, 67858, 75194, 198727, 397454, 1391089, 2782178]

約数ペア:

[(1, 2782178), (2, 1391089), (7, 397454), (14, 198727), (37, 75194), (41, 67858), (74, 37597), (82, 33929), (131, 21238), (259, 10742), (262, 10619), (287, 9694), (518, 5371), (574, 4847), (917, 3034), (1517, 1834)]