725156919

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1\times {\mathrm{167}}^1$

素因数の和:460

約数の個数: 48

約数和(自身を含む): 1107025920

約数和(自身を除く): 381869001

約数列:

[1, 3, 9, 29, 87, 127, 131, 167, 261, 381, 393, 501, 1143, 1179, 1503, 3683, 3799, 4843, 11049, 11397, 14529, 16637, 21209, 21877, 33147, 34191, 43587, 49911, 63627, 65631, 149733, 190881, 196893, 482473, 615061, 634433, 1447419, 1845183, 1903299, 2778379, 4342257, 5535549, 5709897, 8335137, 25005411, 80572991, 241718973, 725156919]

約数ペア:

[(1, 725156919), (3, 241718973), (9, 80572991), (29, 25005411), (87, 8335137), (127, 5709897), (131, 5535549), (167, 4342257), (261, 2778379), (381, 1903299), (393, 1845183), (501, 1447419), (1143, 634433), (1179, 615061), (1503, 482473), (3683, 196893), (3799, 190881), (4843, 149733), (11049, 65631), (11397, 63627), (14529, 49911), (16637, 43587), (21209, 34191), (21877, 33147)]