251019735

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{11149}}^1$

素因数の和:11255

約数の個数: 32

約数和(自身を含む): 428160000

約数和(自身を除く): 177140265

約数列:

[1, 3, 5, 15, 19, 57, 79, 95, 237, 285, 395, 1185, 1501, 4503, 7505, 11149, 22515, 33447, 55745, 167235, 211831, 635493, 880771, 1059155, 2642313, 3177465, 4403855, 13211565, 16734649, 50203947, 83673245, 251019735]

約数ペア:

[(1, 251019735), (3, 83673245), (5, 50203947), (15, 16734649), (19, 13211565), (57, 4403855), (79, 3177465), (95, 2642313), (237, 1059155), (285, 880771), (395, 635493), (1185, 211831), (1501, 167235), (4503, 55745), (7505, 33447), (11149, 22515)]