81353064

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{260747}}^1$

素因数の和:260769

約数の個数: 32

約数和(自身を含む): 219028320

約数和(自身を除く): 137675256

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 260747, 521494, 782241, 1042988, 1564482, 2085976, 3128964, 3389711, 6257928, 6779422, 10169133, 13558844, 20338266, 27117688, 40676532, 81353064]

約数ペア:

[(1, 81353064), (2, 40676532), (3, 27117688), (4, 20338266), (6, 13558844), (8, 10169133), (12, 6779422), (13, 6257928), (24, 3389711), (26, 3128964), (39, 2085976), (52, 1564482), (78, 1042988), (104, 782241), (156, 521494), (312, 260747)]