25580289

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1051}}^1$

素因数の和:1141

約数の個数: 32

約数和(自身を含む): 41743360

約数和(自身を除く): 16163071

約数列:

[1, 3, 7, 19, 21, 57, 61, 133, 183, 399, 427, 1051, 1159, 1281, 3153, 3477, 7357, 8113, 19969, 22071, 24339, 59907, 64111, 139783, 192333, 419349, 448777, 1218109, 1346331, 3654327, 8526763, 25580289]

約数ペア:

[(1, 25580289), (3, 8526763), (7, 3654327), (19, 1346331), (21, 1218109), (57, 448777), (61, 419349), (133, 192333), (183, 139783), (399, 64111), (427, 59907), (1051, 24339), (1159, 22071), (1281, 19969), (3153, 8113), (3477, 7357)]