78318968

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107581}}^1$

素因数の和:107607

約数の個数: 32

約数和(自身を含む): 180737760

約数和(自身を除く): 102418792

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 728, 107581, 215162, 430324, 753067, 860648, 1398553, 1506134, 2797106, 3012268, 5594212, 6024536, 9789871, 11188424, 19579742, 39159484, 78318968]

約数ペア:

[(1, 78318968), (2, 39159484), (4, 19579742), (7, 11188424), (8, 9789871), (13, 6024536), (14, 5594212), (26, 3012268), (28, 2797106), (52, 1506134), (56, 1398553), (91, 860648), (104, 753067), (182, 430324), (364, 215162), (728, 107581)]