129250921384

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{1242797321}}^1$

素因数の和:1242797340

約数の個数: 16

約数和(自身を含む): 260987437620

約数和(自身を除く): 131736516236

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 1242797321, 2485594642, 4971189284, 9942378568, 16156365173, 32312730346, 64625460692, 129250921384]

約数ペア:

[(1, 129250921384), (2, 64625460692), (4, 32312730346), (8, 16156365173), (13, 9942378568), (26, 4971189284), (52, 2485594642), (104, 1242797321)]