25568961

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{487}}^1$

素因数の和:581

約数の個数: 32

約数和(自身を含む): 39164928

約数和(自身を除く): 13595967

約数列:

[1, 3, 11, 33, 37, 43, 111, 129, 407, 473, 487, 1221, 1419, 1461, 1591, 4773, 5357, 16071, 17501, 18019, 20941, 52503, 54057, 62823, 198209, 230351, 594627, 691053, 774817, 2324451, 8522987, 25568961]

約数ペア:

[(1, 25568961), (3, 8522987), (11, 2324451), (33, 774817), (37, 691053), (43, 594627), (111, 230351), (129, 198209), (407, 62823), (473, 54057), (487, 52503), (1221, 20941), (1419, 18019), (1461, 17501), (1591, 16071), (4773, 5357)]