80979843

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6547}}^1$

素因数の和:6607

約数の個数: 32

約数和(自身を含む): 134103040

約数和(自身を除く): 53123197

約数列:

[1, 3, 7, 19, 21, 31, 57, 93, 133, 217, 399, 589, 651, 1767, 4123, 6547, 12369, 19641, 45829, 124393, 137487, 202957, 373179, 608871, 870751, 1420699, 2612253, 3856183, 4262097, 11568549, 26993281, 80979843]

約数ペア:

[(1, 80979843), (3, 26993281), (7, 11568549), (19, 4262097), (21, 3856183), (31, 2612253), (57, 1420699), (93, 870751), (133, 608871), (217, 373179), (399, 202957), (589, 137487), (651, 124393), (1767, 45829), (4123, 19641), (6547, 12369)]