28307968

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{4253}}^1$

素因数の和:4284

約数の個数: 40

約数和(自身を含む): 60925788

約数和(自身を除く): 32617820

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 256, 416, 512, 832, 1664, 3328, 4253, 6656, 8506, 17012, 34024, 55289, 68048, 110578, 136096, 221156, 272192, 442312, 544384, 884624, 1088768, 1769248, 2177536, 3538496, 7076992, 14153984, 28307968]

約数ペア:

[(1, 28307968), (2, 14153984), (4, 7076992), (8, 3538496), (13, 2177536), (16, 1769248), (26, 1088768), (32, 884624), (52, 544384), (64, 442312), (104, 272192), (128, 221156), (208, 136096), (256, 110578), (416, 68048), (512, 55289), (832, 34024), (1664, 17012), (3328, 8506), (4253, 6656)]