25607218

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:251

約数の個数: 48

約数和(自身を含む): 48487680

約数和(自身を除く): 22880462

約数列:

[1, 2, 7, 13, 14, 26, 79, 91, 137, 158, 169, 182, 274, 338, 553, 959, 1027, 1106, 1183, 1781, 1918, 2054, 2366, 3562, 7189, 10823, 12467, 13351, 14378, 21646, 23153, 24934, 26702, 46306, 75761, 93457, 140699, 151522, 162071, 186914, 281398, 324142, 984893, 1829087, 1969786, 3658174, 12803609, 25607218]

約数ペア:

[(1, 25607218), (2, 12803609), (7, 3658174), (13, 1969786), (14, 1829087), (26, 984893), (79, 324142), (91, 281398), (137, 186914), (158, 162071), (169, 151522), (182, 140699), (274, 93457), (338, 75761), (553, 46306), (959, 26702), (1027, 24934), (1106, 23153), (1183, 21646), (1781, 14378), (1918, 13351), (2054, 12467), (2366, 10823), (3562, 7189)]