644823438

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{27763}}^1$

素因数の和:27861

約数の個数: 48

約数和(自身を含む): 1519246080

約数和(自身を除く): 874422642

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 79, 98, 147, 158, 237, 294, 474, 553, 1106, 1659, 3318, 3871, 7742, 11613, 23226, 27763, 55526, 83289, 166578, 194341, 388682, 583023, 1166046, 1360387, 2193277, 2720774, 4081161, 4386554, 6579831, 8162322, 13159662, 15352939, 30705878, 46058817, 92117634, 107470573, 214941146, 322411719, 644823438]

約数ペア:

[(1, 644823438), (2, 322411719), (3, 214941146), (6, 107470573), (7, 92117634), (14, 46058817), (21, 30705878), (42, 15352939), (49, 13159662), (79, 8162322), (98, 6579831), (147, 4386554), (158, 4081161), (237, 2720774), (294, 2193277), (474, 1360387), (553, 1166046), (1106, 583023), (1659, 388682), (3318, 194341), (3871, 166578), (7742, 83289), (11613, 55526), (23226, 27763)]