127374442

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{643}}^1$

素因数の和:1078

約数の個数: 32

約数和(自身を含む): 217465920

約数和(自身を除く): 90091478

約数列:

[1, 2, 13, 19, 26, 38, 247, 401, 494, 643, 802, 1286, 5213, 7619, 8359, 10426, 12217, 15238, 16718, 24434, 99047, 158821, 198094, 257843, 317642, 515686, 3351959, 4899017, 6703918, 9798034, 63687221, 127374442]

約数ペア:

[(1, 127374442), (2, 63687221), (13, 9798034), (19, 6703918), (26, 4899017), (38, 3351959), (247, 515686), (401, 317642), (494, 257843), (643, 198094), (802, 158821), (1286, 99047), (5213, 24434), (7619, 16718), (8359, 15238), (10426, 12217)]