25993695

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 51932160

約数和(自身を除く): 25938465

約数列:

[1, 3, 5, 7, 13, 15, 21, 35, 39, 65, 91, 105, 137, 139, 195, 273, 411, 417, 455, 685, 695, 959, 973, 1365, 1781, 1807, 2055, 2085, 2877, 2919, 4795, 4865, 5343, 5421, 8905, 9035, 12467, 12649, 14385, 14595, 19043, 26715, 27105, 37401, 37947, 57129, 62335, 63245, 95215, 133301, 187005, 189735, 247559, 285645, 399903, 666505, 742677, 1237795, 1732913, 1999515, 3713385, 5198739, 8664565, 25993695]

約数ペア:

[(1, 25993695), (3, 8664565), (5, 5198739), (7, 3713385), (13, 1999515), (15, 1732913), (21, 1237795), (35, 742677), (39, 666505), (65, 399903), (91, 285645), (105, 247559), (137, 189735), (139, 187005), (195, 133301), (273, 95215), (411, 63245), (417, 62335), (455, 57129), (685, 37947), (695, 37401), (959, 27105), (973, 26715), (1365, 19043), (1781, 14595), (1807, 14385), (2055, 12649), (2085, 12467), (2877, 9035), (2919, 8905), (4795, 5421), (4865, 5343)]