77220442

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{643}}^1$

素因数の和:838

約数の個数: 32

約数和(自身を含む): 129830400

約数和(自身を除く): 52609958

約数列:

[1, 2, 13, 26, 31, 62, 149, 298, 403, 643, 806, 1286, 1937, 3874, 4619, 8359, 9238, 16718, 19933, 39866, 60047, 95807, 120094, 191614, 259129, 518258, 1245491, 2490982, 2970017, 5940034, 38610221, 77220442]

約数ペア:

[(1, 77220442), (2, 38610221), (13, 5940034), (26, 2970017), (31, 2490982), (62, 1245491), (149, 518258), (298, 259129), (403, 191614), (643, 120094), (806, 95807), (1286, 60047), (1937, 39866), (3874, 19933), (4619, 16718), (8359, 9238)]