215940138

素因数分解:

$2^1\times 3^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1\times {\mathrm{1069}}^1$

素因数の和:1462

約数の個数: 32

約数和(自身を含む): 437279040

約数和(自身を除く): 221338902

約数列:

[1, 2, 3, 6, 131, 257, 262, 393, 514, 771, 786, 1069, 1542, 2138, 3207, 6414, 33667, 67334, 101001, 140039, 202002, 274733, 280078, 420117, 549466, 824199, 840234, 1648398, 35990023, 71980046, 107970069, 215940138]

約数ペア:

[(1, 215940138), (2, 107970069), (3, 71980046), (6, 35990023), (131, 1648398), (257, 840234), (262, 824199), (393, 549466), (514, 420117), (771, 280078), (786, 274733), (1069, 202002), (1542, 140039), (2138, 101001), (3207, 67334), (6414, 33667)]