128533138412

素因数分解:

$2^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{36145427}}^1$

素因数の和:36145565

約数の個数: 24

約数和(自身を含む): 259090427904

約数和(自身を除く): 130557289492

約数列:

[1, 2, 4, 7, 14, 28, 127, 254, 508, 889, 1778, 3556, 36145427, 72290854, 144581708, 253017989, 506035978, 1012071956, 4590469229, 9180938458, 18361876916, 32133284603, 64266569206, 128533138412]

約数ペア:

[(1, 128533138412), (2, 64266569206), (4, 32133284603), (7, 18361876916), (14, 9180938458), (28, 4590469229), (127, 1012071956), (254, 506035978), (508, 253017989), (889, 144581708), (1778, 72290854), (3556, 36145427)]