15897856

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1$

素因数の和:327

約数の個数: 72

約数和(自身を含む): 36313704

約数和(自身を除く): 20415848

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 128, 136, 208, 221, 256, 272, 281, 416, 442, 544, 562, 832, 884, 1088, 1124, 1664, 1768, 2176, 2248, 3328, 3536, 3653, 4352, 4496, 4777, 7072, 7306, 8992, 9554, 14144, 14612, 17984, 19108, 28288, 29224, 35968, 38216, 56576, 58448, 62101, 71936, 76432, 116896, 124202, 152864, 233792, 248404, 305728, 467584, 496808, 611456, 935168, 993616, 1222912, 1987232, 3974464, 7948928, 15897856]

約数ペア:

[(1, 15897856), (2, 7948928), (4, 3974464), (8, 1987232), (13, 1222912), (16, 993616), (17, 935168), (26, 611456), (32, 496808), (34, 467584), (52, 305728), (64, 248404), (68, 233792), (104, 152864), (128, 124202), (136, 116896), (208, 76432), (221, 71936), (256, 62101), (272, 58448), (281, 56576), (416, 38216), (442, 35968), (544, 29224), (562, 28288), (832, 19108), (884, 17984), (1088, 14612), (1124, 14144), (1664, 9554), (1768, 8992), (2176, 7306), (2248, 7072), (3328, 4777), (3536, 4496), (3653, 4352)]