26987918

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:320

約数の個数: 32

約数和(自身を含む): 43794432

約数和(自身を除く): 16806514

約数列:

[1, 2, 31, 43, 53, 62, 86, 106, 191, 382, 1333, 1643, 2279, 2666, 3286, 4558, 5921, 8213, 10123, 11842, 16426, 20246, 70649, 141298, 254603, 313813, 435289, 509206, 627626, 870578, 13493959, 26987918]

約数ペア:

[(1, 26987918), (2, 13493959), (31, 870578), (43, 627626), (53, 509206), (62, 435289), (86, 313813), (106, 254603), (191, 141298), (382, 70649), (1333, 20246), (1643, 16426), (2279, 11842), (2666, 10123), (3286, 8213), (4558, 5921)]