15721400004

素因数分解:

$2^2\times 3^1\times {\mathrm{107}}^1\times {\mathrm{307}}^1\times {\mathrm{39883}}^1$

素因数の和:40304

約数の個数: 48

約数和(自身を含む): 37147638528

約数和(自身を除く): 21426238524

約数列:

[1, 2, 3, 4, 6, 12, 107, 214, 307, 321, 428, 614, 642, 921, 1228, 1284, 1842, 3684, 32849, 39883, 65698, 79766, 98547, 119649, 131396, 159532, 197094, 239298, 394188, 478596, 4267481, 8534962, 12244081, 12802443, 17069924, 24488162, 25604886, 36732243, 48976324, 51209772, 73464486, 146928972, 1310116667, 2620233334, 3930350001, 5240466668, 7860700002, 15721400004]

約数ペア:

[(1, 15721400004), (2, 7860700002), (3, 5240466668), (4, 3930350001), (6, 2620233334), (12, 1310116667), (107, 146928972), (214, 73464486), (307, 51209772), (321, 48976324), (428, 36732243), (614, 25604886), (642, 24488162), (921, 17069924), (1228, 12802443), (1284, 12244081), (1842, 8534962), (3684, 4267481), (32849, 478596), (39883, 394188), (65698, 239298), (79766, 197094), (98547, 159532), (119649, 131396)]