20180129115

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{261587}}^1$

素因数の和:261771

約数の個数: 32

約数和(自身を含む): 33399555840

約数和(自身を除く): 13219426725

約数列:

[1, 3, 5, 15, 37, 111, 139, 185, 417, 555, 695, 2085, 5143, 15429, 25715, 77145, 261587, 784761, 1307935, 3923805, 9678719, 29036157, 36360593, 48393595, 109081779, 145180785, 181802965, 545408895, 1345341941, 4036025823, 6726709705, 20180129115]

約数ペア:

[(1, 20180129115), (3, 6726709705), (5, 4036025823), (15, 1345341941), (37, 545408895), (111, 181802965), (139, 145180785), (185, 109081779), (417, 48393595), (555, 36360593), (695, 29036157), (2085, 9678719), (5143, 3923805), (15429, 1307935), (25715, 784761), (77145, 261587)]