87987844

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1\times {\mathrm{281}}^1$

素因数の和:556

約数の個数: 48

約数和(自身を含む): 180786816

約数和(自身を除く): 92798972

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 211, 212, 281, 371, 422, 562, 742, 844, 1124, 1477, 1484, 1967, 2954, 3934, 5908, 7868, 11183, 14893, 22366, 29786, 44732, 59291, 59572, 78281, 104251, 118582, 156562, 208502, 237164, 313124, 415037, 417004, 830074, 1660148, 3142423, 6284846, 12569692, 21996961, 43993922, 87987844]

約数ペア:

[(1, 87987844), (2, 43993922), (4, 21996961), (7, 12569692), (14, 6284846), (28, 3142423), (53, 1660148), (106, 830074), (211, 417004), (212, 415037), (281, 313124), (371, 237164), (422, 208502), (562, 156562), (742, 118582), (844, 104251), (1124, 78281), (1477, 59572), (1484, 59291), (1967, 44732), (2954, 29786), (3934, 22366), (5908, 14893), (7868, 11183)]