55319865

素因数分解:

$3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{293}}^1\times {\mathrm{307}}^1$

素因数の和:649

約数の個数: 32

約数和(自身を含む): 91276416

約数和(自身を除く): 35956551

約数列:

[1, 3, 5, 15, 41, 123, 205, 293, 307, 615, 879, 921, 1465, 1535, 4395, 4605, 12013, 12587, 36039, 37761, 60065, 62935, 89951, 180195, 188805, 269853, 449755, 1349265, 3687991, 11063973, 18439955, 55319865]

約数ペア:

[(1, 55319865), (3, 18439955), (5, 11063973), (15, 3687991), (41, 1349265), (123, 449755), (205, 269853), (293, 188805), (307, 180195), (615, 89951), (879, 62935), (921, 60065), (1465, 37761), (1535, 36039), (4395, 12587), (4605, 12013)]