137948915

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1\times {\mathrm{307}}^1$

素因数の和:579

約数の個数: 32

約数和(自身を含む): 185450496

約数和(自身を除く): 47501581

約数列:

[1, 5, 13, 31, 65, 155, 223, 307, 403, 1115, 1535, 2015, 2899, 3991, 6913, 9517, 14495, 19955, 34565, 47585, 68461, 89869, 123721, 342305, 449345, 618605, 889993, 2122291, 4449965, 10611455, 27589783, 137948915]

約数ペア:

[(1, 137948915), (5, 27589783), (13, 10611455), (31, 4449965), (65, 2122291), (155, 889993), (223, 618605), (307, 449345), (403, 342305), (1115, 123721), (1535, 89869), (2015, 68461), (2899, 47585), (3991, 34565), (6913, 19955), (9517, 14495)]