12247495

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{211}}^1$

素因数の和:295

約数の個数: 32

約数和(自身を含む): 17095680

約数和(自身を除く): 4848185

約数列:

[1, 5, 13, 19, 47, 65, 95, 211, 235, 247, 611, 893, 1055, 1235, 2743, 3055, 4009, 4465, 9917, 11609, 13715, 20045, 49585, 52117, 58045, 128921, 188423, 260585, 644605, 942115, 2449499, 12247495]

約数ペア:

[(1, 12247495), (5, 2449499), (13, 942115), (19, 644605), (47, 260585), (65, 188423), (95, 128921), (211, 58045), (235, 52117), (247, 49585), (611, 20045), (893, 13715), (1055, 11609), (1235, 9917), (2743, 4465), (3055, 4009)]