2912172123

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{155291}}^1$

素因数の和:155367

約数の個数: 32

約数和(自身を含む): 4770570240

約数和(自身を除く): 1858398117

約数列:

[1, 3, 7, 19, 21, 47, 57, 133, 141, 329, 399, 893, 987, 2679, 6251, 18753, 155291, 465873, 1087037, 2950529, 3261111, 7298677, 8851587, 20653703, 21896031, 51090739, 61961109, 138674863, 153272217, 416024589, 970724041, 2912172123]

約数ペア:

[(1, 2912172123), (3, 970724041), (7, 416024589), (19, 153272217), (21, 138674863), (47, 61961109), (57, 51090739), (133, 21896031), (141, 20653703), (329, 8851587), (399, 7298677), (893, 3261111), (987, 2950529), (2679, 1087037), (6251, 465873), (18753, 155291)]