13887005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{97}}^1\times {\mathrm{137}}^1$

素因数の和:269

約数の個数: 32

約数和(自身を含む): 19474560

約数和(自身を除く): 5587555

約数列:

[1, 5, 11, 19, 55, 95, 97, 137, 209, 485, 685, 1045, 1067, 1507, 1843, 2603, 5335, 7535, 9215, 13015, 13289, 20273, 28633, 66445, 101365, 143165, 146179, 252491, 730895, 1262455, 2777401, 13887005]

約数ペア:

[(1, 13887005), (5, 2777401), (11, 1262455), (19, 730895), (55, 252491), (95, 146179), (97, 143165), (137, 101365), (209, 66445), (485, 28633), (685, 20273), (1045, 13289), (1067, 13015), (1507, 9215), (1843, 7535), (2603, 5335)]