78851843

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{173}}^1$

素因数の和:371

約数の個数: 32

約数和(自身を含む): 100224000

約数和(自身を除く): 21372157

約数列:

[1, 7, 19, 23, 133, 149, 161, 173, 437, 1043, 1211, 2831, 3059, 3287, 3427, 3979, 19817, 23009, 23989, 25777, 27853, 65113, 75601, 180439, 455791, 489763, 529207, 592871, 3428341, 4150097, 11264549, 78851843]

約数ペア:

[(1, 78851843), (7, 11264549), (19, 4150097), (23, 3428341), (133, 592871), (149, 529207), (161, 489763), (173, 455791), (437, 180439), (1043, 75601), (1211, 65113), (2831, 27853), (3059, 25777), (3287, 23989), (3427, 23009), (3979, 19817)]