193872335

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{269}}^1$

素因数の和:491

約数の個数: 32

約数和(自身を含む): 253108800

約数和(自身を除く): 59236465

約数列:

[1, 5, 17, 61, 85, 139, 269, 305, 695, 1037, 1345, 2363, 4573, 5185, 8479, 11815, 16409, 22865, 37391, 42395, 82045, 144143, 186955, 278953, 635647, 720715, 1394765, 2280851, 3178235, 11404255, 38774467, 193872335]

約数ペア:

[(1, 193872335), (5, 38774467), (17, 11404255), (61, 3178235), (85, 2280851), (139, 1394765), (269, 720715), (305, 635647), (695, 278953), (1037, 186955), (1345, 144143), (2363, 82045), (4573, 42395), (5185, 37391), (8479, 22865), (11815, 16409)]