720831462

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{486391}}^1$

素因数の和:486428

約数の個数: 32

約数和(自身を含む): 1634277120

約数和(自身を除く): 913445658

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 247, 494, 741, 1482, 486391, 972782, 1459173, 2918346, 6323083, 9241429, 12646166, 18482858, 18969249, 27724287, 37938498, 55448574, 120138577, 240277154, 360415731, 720831462]

約数ペア:

[(1, 720831462), (2, 360415731), (3, 240277154), (6, 120138577), (13, 55448574), (19, 37938498), (26, 27724287), (38, 18969249), (39, 18482858), (57, 12646166), (78, 9241429), (114, 6323083), (247, 2918346), (494, 1459173), (741, 972782), (1482, 486391)]