66981236

素因数分解:

$2^2\times 7^2\times {\mathrm{563}}^1\times {\mathrm{607}}^1$

素因数の和:1188

約数の個数: 36

約数和(自身を含む): 136821888

約数和(自身を除く): 69840652

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 563, 607, 1126, 1214, 2252, 2428, 3941, 4249, 7882, 8498, 15764, 16996, 27587, 29743, 55174, 59486, 110348, 118972, 341741, 683482, 1366964, 2392187, 4784374, 9568748, 16745309, 33490618, 66981236]

約数ペア:

[(1, 66981236), (2, 33490618), (4, 16745309), (7, 9568748), (14, 4784374), (28, 2392187), (49, 1366964), (98, 683482), (196, 341741), (563, 118972), (607, 110348), (1126, 59486), (1214, 55174), (2252, 29743), (2428, 27587), (3941, 16996), (4249, 15764), (7882, 8498)]