68368251

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^2\times {\mathrm{61}}^1$

素因数の和:196

約数の個数: 48

約数和(自身を含む): 113603840

約数和(自身を除く): 45235589

約数列:

[1, 3, 7, 19, 21, 53, 57, 61, 133, 159, 183, 371, 399, 427, 1007, 1113, 1159, 1281, 2809, 3021, 3233, 3477, 7049, 8113, 8427, 9699, 19663, 21147, 22631, 24339, 53371, 58989, 61427, 67893, 160113, 171349, 184281, 373597, 429989, 514047, 1120791, 1199443, 1289967, 3255631, 3598329, 9766893, 22789417, 68368251]

約数ペア:

[(1, 68368251), (3, 22789417), (7, 9766893), (19, 3598329), (21, 3255631), (53, 1289967), (57, 1199443), (61, 1120791), (133, 514047), (159, 429989), (183, 373597), (371, 184281), (399, 171349), (427, 160113), (1007, 67893), (1113, 61427), (1159, 58989), (1281, 53371), (2809, 24339), (3021, 22631), (3233, 21147), (3477, 19663), (7049, 9699), (8113, 8427)]