213398528

素因数分解:

$2^{10}\times 7^2\times {\mathrm{4253}}^1$

素因数の和:4287

約数の個数: 66

約数和(自身を含む): 496352466

約数和(自身を除く): 282953938

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 512, 784, 896, 1024, 1568, 1792, 3136, 3584, 4253, 6272, 7168, 8506, 12544, 17012, 25088, 29771, 34024, 50176, 59542, 68048, 119084, 136096, 208397, 238168, 272192, 416794, 476336, 544384, 833588, 952672, 1088768, 1667176, 1905344, 2177536, 3334352, 3810688, 4355072, 6668704, 7621376, 13337408, 15242752, 26674816, 30485504, 53349632, 106699264, 213398528]

約数ペア:

[(1, 213398528), (2, 106699264), (4, 53349632), (7, 30485504), (8, 26674816), (14, 15242752), (16, 13337408), (28, 7621376), (32, 6668704), (49, 4355072), (56, 3810688), (64, 3334352), (98, 2177536), (112, 1905344), (128, 1667176), (196, 1088768), (224, 952672), (256, 833588), (392, 544384), (448, 476336), (512, 416794), (784, 272192), (896, 238168), (1024, 208397), (1568, 136096), (1792, 119084), (3136, 68048), (3584, 59542), (4253, 50176), (6272, 34024), (7168, 29771), (8506, 25088), (12544, 17012)]