197531264

素因数分解:

$2^7\times 7^1\times {\mathrm{449}}^1\times {\mathrm{491}}^1$

素因数の和:961

約数の個数: 64

約数和(自身を含む): 451656000

約数和(自身を除く): 254124736

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 449, 491, 896, 898, 982, 1796, 1964, 3143, 3437, 3592, 3928, 6286, 6874, 7184, 7856, 12572, 13748, 14368, 15712, 25144, 27496, 28736, 31424, 50288, 54992, 57472, 62848, 100576, 109984, 201152, 219968, 220459, 402304, 439936, 440918, 881836, 1543213, 1763672, 3086426, 3527344, 6172852, 7054688, 12345704, 14109376, 24691408, 28218752, 49382816, 98765632, 197531264]

約数ペア:

[(1, 197531264), (2, 98765632), (4, 49382816), (7, 28218752), (8, 24691408), (14, 14109376), (16, 12345704), (28, 7054688), (32, 6172852), (56, 3527344), (64, 3086426), (112, 1763672), (128, 1543213), (224, 881836), (448, 440918), (449, 439936), (491, 402304), (896, 220459), (898, 219968), (982, 201152), (1796, 109984), (1964, 100576), (3143, 62848), (3437, 57472), (3592, 54992), (3928, 50288), (6286, 31424), (6874, 28736), (7184, 27496), (7856, 25144), (12572, 15712), (13748, 14368)]