49972307

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 68947200

約数和(自身を除く): 18974893

約数列:

[1, 7, 11, 23, 29, 49, 77, 139, 161, 203, 253, 319, 539, 667, 973, 1127, 1421, 1529, 1771, 2233, 3197, 4031, 4669, 6811, 7337, 10703, 12397, 15631, 22379, 28217, 32683, 35167, 44341, 51359, 74921, 92713, 156653, 197519, 246169, 310387, 359513, 648991, 1019843, 1723183, 2172709, 4542937, 7138901, 49972307]

約数ペア:

[(1, 49972307), (7, 7138901), (11, 4542937), (23, 2172709), (29, 1723183), (49, 1019843), (77, 648991), (139, 359513), (161, 310387), (203, 246169), (253, 197519), (319, 156653), (539, 92713), (667, 74921), (973, 51359), (1127, 44341), (1421, 35167), (1529, 32683), (1771, 28217), (2233, 22379), (3197, 15631), (4031, 12397), (4669, 10703), (6811, 7337)]