15721799106

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{883}}^1\times {\mathrm{3407}}^1$

素因数の和:4375

約数の個数: 64

約数和(自身を含む): 34416764928

約数和(自身を除く): 18694965822

約数列:

[1, 2, 3, 6, 13, 26, 39, 67, 78, 134, 201, 402, 871, 883, 1742, 1766, 2613, 2649, 3407, 5226, 5298, 6814, 10221, 11479, 20442, 22958, 34437, 44291, 59161, 68874, 88582, 118322, 132873, 177483, 228269, 265746, 354966, 456538, 684807, 769093, 1369614, 1538186, 2307279, 2967497, 3008381, 4614558, 5934994, 6016762, 8902491, 9025143, 17804982, 18050286, 39108953, 78217906, 117326859, 201561527, 234653718, 403123054, 604684581, 1209369162, 2620299851, 5240599702, 7860899553, 15721799106]

約数ペア:

[(1, 15721799106), (2, 7860899553), (3, 5240599702), (6, 2620299851), (13, 1209369162), (26, 604684581), (39, 403123054), (67, 234653718), (78, 201561527), (134, 117326859), (201, 78217906), (402, 39108953), (871, 18050286), (883, 17804982), (1742, 9025143), (1766, 8902491), (2613, 6016762), (2649, 5934994), (3407, 4614558), (5226, 3008381), (5298, 2967497), (6814, 2307279), (10221, 1538186), (11479, 1369614), (20442, 769093), (22958, 684807), (34437, 456538), (44291, 354966), (59161, 265746), (68874, 228269), (88582, 177483), (118322, 132873)]