47815887

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{229}}^1$

素因数の和:463

約数の個数: 32

約数和(自身を含む): 74836480

約数和(自身を除く): 27020593

約数列:

[1, 3, 7, 21, 61, 163, 183, 229, 427, 489, 687, 1141, 1281, 1603, 3423, 4809, 9943, 13969, 29829, 37327, 41907, 69601, 97783, 111981, 208803, 261289, 293349, 783867, 2276947, 6830841, 15938629, 47815887]

約数ペア:

[(1, 47815887), (3, 15938629), (7, 6830841), (21, 2276947), (61, 783867), (163, 293349), (183, 261289), (229, 208803), (427, 111981), (489, 97783), (687, 69601), (1141, 41907), (1281, 37327), (1603, 29829), (3423, 13969), (4809, 9943)]