3257289

素因数分解:

$3^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{347}}^1$

素因数の和:509

約数の個数: 24

約数和(自身を含む): 5428800

約数和(自身を除く): 2171511

約数列:

[1, 3, 7, 9, 21, 63, 149, 347, 447, 1041, 1043, 1341, 2429, 3123, 3129, 7287, 9387, 21861, 51703, 155109, 361921, 465327, 1085763, 3257289]

約数ペア:

[(1, 3257289), (3, 1085763), (7, 465327), (9, 361921), (21, 155109), (63, 51703), (149, 21861), (347, 9387), (447, 7287), (1041, 3129), (1043, 3123), (1341, 2429)]