25973505

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{433}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 47663616

約数和(自身を除く): 21690111

約数列:

[1, 3, 5, 9, 15, 31, 43, 45, 93, 129, 155, 215, 279, 387, 433, 465, 645, 1299, 1333, 1395, 1935, 2165, 3897, 3999, 6495, 6665, 11997, 13423, 18619, 19485, 19995, 40269, 55857, 59985, 67115, 93095, 120807, 167571, 201345, 279285, 577189, 604035, 837855, 1731567, 2885945, 5194701, 8657835, 25973505]

約数ペア:

[(1, 25973505), (3, 8657835), (5, 5194701), (9, 2885945), (15, 1731567), (31, 837855), (43, 604035), (45, 577189), (93, 279285), (129, 201345), (155, 167571), (215, 120807), (279, 93095), (387, 67115), (433, 59985), (465, 55857), (645, 40269), (1299, 19995), (1333, 19485), (1395, 18619), (1935, 13423), (2165, 11997), (3897, 6665), (3999, 6495)]