87100702918

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{389}}^1\times {\mathrm{42391}}^1$

素因数の和:42940

約数の個数: 32

約数和(自身を含む): 138876192000

約数和(自身を除く): 51775489082

約数列:

[1, 2, 19, 38, 139, 278, 389, 778, 2641, 5282, 7391, 14782, 42391, 54071, 84782, 108142, 805429, 1027349, 1610858, 2054698, 5892349, 11784698, 16490099, 32980198, 111954631, 223909262, 313311881, 626623762, 2292123761, 4584247522, 43550351459, 87100702918]

約数ペア:

[(1, 87100702918), (2, 43550351459), (19, 4584247522), (38, 2292123761), (139, 626623762), (278, 313311881), (389, 223909262), (778, 111954631), (2641, 32980198), (5282, 16490099), (7391, 11784698), (14782, 5892349), (42391, 2054698), (54071, 1610858), (84782, 1027349), (108142, 805429)]