12705545

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{97}}^1$

素因数の和:209

約数の個数: 32

約数和(自身を含む): 17273088

約数和(自身を除く): 4567543

約数列:

[1, 5, 17, 23, 67, 85, 97, 115, 335, 391, 485, 1139, 1541, 1649, 1955, 2231, 5695, 6499, 7705, 8245, 11155, 26197, 32495, 37927, 110483, 130985, 149477, 189635, 552415, 747385, 2541109, 12705545]

約数ペア:

[(1, 12705545), (5, 2541109), (17, 747385), (23, 552415), (67, 189635), (85, 149477), (97, 130985), (115, 110483), (335, 37927), (391, 32495), (485, 26197), (1139, 11155), (1541, 8245), (1649, 7705), (1955, 6499), (2231, 5695)]