208599993

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{761}}^1$

素因数の和:1022

約数の個数: 48

約数和(自身を含む): 364540800

約数和(自身を除く): 155940807

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 229, 399, 687, 761, 1197, 1603, 2061, 2283, 4351, 4809, 5327, 6849, 13053, 14427, 14459, 15981, 30457, 39159, 43377, 47943, 91371, 101213, 130131, 174269, 274113, 303639, 522807, 910917, 1219883, 1568421, 3311111, 3659649, 9933333, 10978947, 23177777, 29799999, 69533331, 208599993]

約数ペア:

[(1, 208599993), (3, 69533331), (7, 29799999), (9, 23177777), (19, 10978947), (21, 9933333), (57, 3659649), (63, 3311111), (133, 1568421), (171, 1219883), (229, 910917), (399, 522807), (687, 303639), (761, 274113), (1197, 174269), (1603, 130131), (2061, 101213), (2283, 91371), (4351, 47943), (4809, 43377), (5327, 39159), (6849, 30457), (13053, 15981), (14427, 14459)]