26987545

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:289

約数の個数: 32

約数和(自身を含む): 36691200

約数和(自身を除く): 9703655

約数列:

[1, 5, 13, 29, 65, 103, 139, 145, 377, 515, 695, 1339, 1807, 1885, 2987, 4031, 6695, 9035, 14317, 14935, 20155, 38831, 52403, 71585, 186121, 194155, 262015, 415193, 930605, 2075965, 5397509, 26987545]

約数ペア:

[(1, 26987545), (5, 5397509), (13, 2075965), (29, 930605), (65, 415193), (103, 262015), (139, 194155), (145, 186121), (377, 71585), (515, 52403), (695, 38831), (1339, 20155), (1807, 14935), (1885, 14317), (2987, 9035), (4031, 6695)]