31534509

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:297

約数の個数: 32

約数和(自身を含む): 46080000

約数和(自身を除く): 14545491

約数列:

[1, 3, 19, 47, 57, 79, 141, 149, 237, 447, 893, 1501, 2679, 2831, 3713, 4503, 7003, 8493, 11139, 11771, 21009, 35313, 70547, 133057, 211641, 223649, 399171, 553237, 670947, 1659711, 10511503, 31534509]

約数ペア:

[(1, 31534509), (3, 10511503), (19, 1659711), (47, 670947), (57, 553237), (79, 399171), (141, 223649), (149, 211641), (237, 133057), (447, 70547), (893, 35313), (1501, 21009), (2679, 11771), (2831, 11139), (3713, 8493), (4503, 7003)]