15971968955

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{137}}^1\times {\mathrm{1277}}^1$

素因数の和:1500

約数の個数: 48

約数和(自身を含む): 21015534240

約数和(自身を除く): 5043565285

約数列:

[1, 5, 19, 31, 95, 137, 155, 589, 685, 961, 1277, 2603, 2945, 4247, 4805, 6385, 13015, 18259, 21235, 24263, 39587, 80693, 91295, 121315, 131657, 174949, 197935, 403465, 658285, 752153, 874745, 1227197, 2501483, 3324031, 3760765, 5423419, 6135985, 12507415, 16620155, 23316743, 27117095, 103044961, 116583715, 168125989, 515224805, 840629945, 3194393791, 15971968955]

約数ペア:

[(1, 15971968955), (5, 3194393791), (19, 840629945), (31, 515224805), (95, 168125989), (137, 116583715), (155, 103044961), (589, 27117095), (685, 23316743), (961, 16620155), (1277, 12507415), (2603, 6135985), (2945, 5423419), (4247, 3760765), (4805, 3324031), (6385, 2501483), (13015, 1227197), (18259, 874745), (21235, 752153), (24263, 658285), (39587, 403465), (80693, 197935), (91295, 174949), (121315, 131657)]