1289744522

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{661}}^1\times {\mathrm{2861}}^1$

素因数の和:3566

約数の個数: 32

約数和(自身を含む): 2182629888

約数和(自身を除く): 892885366

約数列:

[1, 2, 11, 22, 31, 62, 341, 661, 682, 1322, 2861, 5722, 7271, 14542, 20491, 31471, 40982, 62942, 88691, 177382, 225401, 450802, 975601, 1891121, 1951202, 3782242, 20802331, 41604662, 58624751, 117249502, 644872261, 1289744522]

約数ペア:

[(1, 1289744522), (2, 644872261), (11, 117249502), (22, 58624751), (31, 41604662), (62, 20802331), (341, 3782242), (661, 1951202), (682, 1891121), (1322, 975601), (2861, 450802), (5722, 225401), (7271, 177382), (14542, 88691), (20491, 62942), (31471, 40982)]