215607798

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{570391}}^1$

素因数の和:570409

約数の個数: 32

約数和(自身を含む): 547576320

約数和(自身を除く): 331968522

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 126, 189, 378, 570391, 1140782, 1711173, 3422346, 3992737, 5133519, 7985474, 10267038, 11978211, 15400557, 23956422, 30801114, 35934633, 71869266, 107803899, 215607798]

約数ペア:

[(1, 215607798), (2, 107803899), (3, 71869266), (6, 35934633), (7, 30801114), (9, 23956422), (14, 15400557), (18, 11978211), (21, 10267038), (27, 7985474), (42, 5133519), (54, 3992737), (63, 3422346), (126, 1711173), (189, 1140782), (378, 570391)]