84435967

素因数分解:

$7^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:201

約数の個数: 40

約数和(自身を含む): 112936320

約数和(自身を除く): 28500353

約数列:

[1, 7, 11, 23, 49, 77, 139, 161, 253, 343, 539, 973, 1127, 1529, 1771, 2401, 3197, 3773, 6811, 7889, 10703, 12397, 22379, 26411, 35167, 47677, 55223, 74921, 86779, 156653, 246169, 333739, 524447, 607453, 1096571, 1723183, 3671129, 7675997, 12062281, 84435967]

約数ペア:

[(1, 84435967), (7, 12062281), (11, 7675997), (23, 3671129), (49, 1723183), (77, 1096571), (139, 607453), (161, 524447), (253, 333739), (343, 246169), (539, 156653), (973, 86779), (1127, 74921), (1529, 55223), (1771, 47677), (2401, 35167), (3197, 26411), (3773, 22379), (6811, 12397), (7889, 10703)]