79540251

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{1223}}^1$

素因数の和:1415

約数の個数: 32

約数和(自身を含む): 128471040

約数和(自身を除く): 48930789

約数列:

[1, 3, 7, 19, 21, 57, 133, 163, 399, 489, 1141, 1223, 3097, 3423, 3669, 8561, 9291, 21679, 23237, 25683, 65037, 69711, 162659, 199349, 487977, 598047, 1395443, 3787631, 4186329, 11362893, 26513417, 79540251]

約数ペア:

[(1, 79540251), (3, 26513417), (7, 11362893), (19, 4186329), (21, 3787631), (57, 1395443), (133, 598047), (163, 487977), (399, 199349), (489, 162659), (1141, 69711), (1223, 65037), (3097, 25683), (3423, 23237), (3669, 21679), (8561, 9291)]