51234690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131371}}^1$

素因数の和:131394

約数の個数: 32

約数和(自身を含む): 132422976

約数和(自身を除く): 81188286

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 131371, 262742, 394113, 656855, 788226, 1313710, 1707823, 1970565, 3415646, 3941130, 5123469, 8539115, 10246938, 17078230, 25617345, 51234690]

約数ペア:

[(1, 51234690), (2, 25617345), (3, 17078230), (5, 10246938), (6, 8539115), (10, 5123469), (13, 3941130), (15, 3415646), (26, 1970565), (30, 1707823), (39, 1313710), (65, 788226), (78, 656855), (130, 394113), (195, 262742), (390, 131371)]