217636338

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{257}}^1\times {\mathrm{2663}}^1$

素因数の和:2978

約数の個数: 32

約数和(自身を含む): 445378176

約数和(自身を除く): 227741838

約数列:

[1, 2, 3, 6, 53, 106, 159, 257, 318, 514, 771, 1542, 2663, 5326, 7989, 13621, 15978, 27242, 40863, 81726, 141139, 282278, 423417, 684391, 846834, 1368782, 2053173, 4106346, 36272723, 72545446, 108818169, 217636338]

約数ペア:

[(1, 217636338), (2, 108818169), (3, 72545446), (6, 36272723), (53, 4106346), (106, 2053173), (159, 1368782), (257, 846834), (318, 684391), (514, 423417), (771, 282278), (1542, 141139), (2663, 81726), (5326, 40863), (7989, 27242), (13621, 15978)]