1640371911

素因数分解:

$3^1\times {\mathrm{41}}^2\times {\mathrm{83}}^1\times {\mathrm{3919}}^1$

素因数の和:4087

約数の個数: 24

約数和(自身を含む): 2269397760

約数和(自身を除く): 629025849

約数列:

[1, 3, 41, 83, 123, 249, 1681, 3403, 3919, 5043, 10209, 11757, 139523, 160679, 325277, 418569, 482037, 975831, 6587839, 13336357, 19763517, 40009071, 546790637, 1640371911]

約数ペア:

[(1, 1640371911), (3, 546790637), (41, 40009071), (83, 19763517), (123, 13336357), (249, 6587839), (1681, 975831), (3403, 482037), (3919, 418569), (5043, 325277), (10209, 160679), (11757, 139523)]