78664734

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{61553}}^1$

素因数の和:61632

約数の個数: 24

約数和(自身を含む): 172843632

約数和(自身を除く): 94178898

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 61553, 123106, 184659, 369318, 553977, 1107954, 4370263, 8740526, 13110789, 26221578, 39332367, 78664734]

約数ペア:

[(1, 78664734), (2, 39332367), (3, 26221578), (6, 13110789), (9, 8740526), (18, 4370263), (71, 1107954), (142, 553977), (213, 369318), (426, 184659), (639, 123106), (1278, 61553)]