215339931

素因数分解:

$3^3\times {\mathrm{83}}^1\times {\mathrm{307}}^1\times {\mathrm{313}}^1$

素因数の和:712

約数の個数: 32

約数和(自身を含む): 324952320

約数和(自身を除く): 109612389

約数列:

[1, 3, 9, 27, 83, 249, 307, 313, 747, 921, 939, 2241, 2763, 2817, 8289, 8451, 25481, 25979, 76443, 77937, 96091, 229329, 233811, 288273, 687987, 701433, 864819, 2594457, 7975553, 23926659, 71779977, 215339931]

約数ペア:

[(1, 215339931), (3, 71779977), (9, 23926659), (27, 7975553), (83, 2594457), (249, 864819), (307, 701433), (313, 687987), (747, 288273), (921, 233811), (939, 229329), (2241, 96091), (2763, 77937), (2817, 76443), (8289, 25979), (8451, 25481)]