3878889273

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{68947}}^1$

素因数の和:69026

約数の個数: 48

約数和(自身を含む): 6883768320

約数和(自身を除く): 3004879047

約数列:

[1, 3, 7, 9, 19, 21, 47, 57, 63, 133, 141, 171, 329, 399, 423, 893, 987, 1197, 2679, 2961, 6251, 8037, 18753, 56259, 68947, 206841, 482629, 620523, 1309993, 1447887, 3240509, 3929979, 4343661, 9169951, 9721527, 11789937, 22683563, 27509853, 29164581, 61569671, 68050689, 82529559, 184709013, 204152067, 430987697, 554127039, 1292963091, 3878889273]

約数ペア:

[(1, 3878889273), (3, 1292963091), (7, 554127039), (9, 430987697), (19, 204152067), (21, 184709013), (47, 82529559), (57, 68050689), (63, 61569671), (133, 29164581), (141, 27509853), (171, 22683563), (329, 11789937), (399, 9721527), (423, 9169951), (893, 4343661), (987, 3929979), (1197, 3240509), (2679, 1447887), (2961, 1309993), (6251, 620523), (8037, 482629), (18753, 206841), (56259, 68947)]