213881488

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{786329}}^1$

素因数の和:786354

約数の個数: 20

約数和(自身を含む): 438772140

約数和(自身を除く): 224890652

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 786329, 1572658, 3145316, 6290632, 12581264, 13367593, 26735186, 53470372, 106940744, 213881488]

約数ペア:

[(1, 213881488), (2, 106940744), (4, 53470372), (8, 26735186), (16, 13367593), (17, 12581264), (34, 6290632), (68, 3145316), (136, 1572658), (272, 786329)]