30810897

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{431}}^1$

素因数の和:510

約数の個数: 36

約数和(自身を含む): 49330944

約数和(自身を除く): 18520047

約数列:

[1, 3, 9, 13, 39, 47, 117, 141, 169, 423, 431, 507, 611, 1293, 1521, 1833, 3879, 5499, 5603, 7943, 16809, 20257, 23829, 50427, 60771, 71487, 72839, 182313, 218517, 263341, 655551, 790023, 2370069, 3423433, 10270299, 30810897]

約数ペア:

[(1, 30810897), (3, 10270299), (9, 3423433), (13, 2370069), (39, 790023), (47, 655551), (117, 263341), (141, 218517), (169, 182313), (423, 72839), (431, 71487), (507, 60771), (611, 50427), (1293, 23829), (1521, 20257), (1833, 16809), (3879, 7943), (5499, 5603)]