188889415

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{3943}}^1$

素因数の和:4039

約数の個数: 32

約数和(自身を含む): 270337536

約数和(自身を除く): 81448121

約数列:

[1, 5, 11, 13, 55, 65, 67, 143, 335, 715, 737, 871, 3685, 3943, 4355, 9581, 19715, 43373, 47905, 51259, 216865, 256295, 264181, 563849, 1320905, 2819245, 2905991, 3434353, 14529955, 17171765, 37777883, 188889415]

約数ペア:

[(1, 188889415), (5, 37777883), (11, 17171765), (13, 14529955), (55, 3434353), (65, 2905991), (67, 2819245), (143, 1320905), (335, 563849), (715, 264181), (737, 256295), (871, 216865), (3685, 51259), (3943, 47905), (4355, 43373), (9581, 19715)]