612686139

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{659}}^1\times {\mathrm{769}}^1$

素因数の和:1475

約数の個数: 32

約数和(自身を含む): 910694400

約数和(自身を除く): 298008261

約数列:

[1, 3, 13, 31, 39, 93, 403, 659, 769, 1209, 1977, 2307, 8567, 9997, 20429, 23839, 25701, 29991, 61287, 71517, 265577, 309907, 506771, 796731, 929721, 1520313, 6588023, 15709901, 19764069, 47129703, 204228713, 612686139]

約数ペア:

[(1, 612686139), (3, 204228713), (13, 47129703), (31, 19764069), (39, 15709901), (93, 6588023), (403, 1520313), (659, 929721), (769, 796731), (1209, 506771), (1977, 309907), (2307, 265577), (8567, 71517), (9997, 61287), (20429, 29991), (23839, 25701)]