129426999

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{349}}^1$

素因数の和:659

約数の個数: 32

約数和(自身を含む): 192158400

約数和(自身を除く): 62731401

約数列:

[1, 3, 13, 37, 39, 111, 257, 349, 481, 771, 1047, 1443, 3341, 4537, 9509, 10023, 12913, 13611, 28527, 38739, 89693, 123617, 167869, 269079, 370851, 503607, 1166009, 3318641, 3498027, 9955923, 43142333, 129426999]

約数ペア:

[(1, 129426999), (3, 43142333), (13, 9955923), (37, 3498027), (39, 3318641), (111, 1166009), (257, 503607), (349, 370851), (481, 269079), (771, 167869), (1047, 123617), (1443, 89693), (3341, 38739), (4537, 28527), (9509, 13611), (10023, 12913)]