215855744

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{1777}}^1$

素因数の和:1877

約数の個数: 64

約数和(自身を含む): 469712040

約数和(自身を除く): 253856296

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 73, 104, 128, 146, 208, 292, 416, 584, 832, 949, 1168, 1664, 1777, 1898, 2336, 3554, 3796, 4672, 7108, 7592, 9344, 14216, 15184, 23101, 28432, 30368, 46202, 56864, 60736, 92404, 113728, 121472, 129721, 184808, 227456, 259442, 369616, 518884, 739232, 1037768, 1478464, 1686373, 2075536, 2956928, 3372746, 4151072, 6745492, 8302144, 13490984, 16604288, 26981968, 53963936, 107927872, 215855744]

約数ペア:

[(1, 215855744), (2, 107927872), (4, 53963936), (8, 26981968), (13, 16604288), (16, 13490984), (26, 8302144), (32, 6745492), (52, 4151072), (64, 3372746), (73, 2956928), (104, 2075536), (128, 1686373), (146, 1478464), (208, 1037768), (292, 739232), (416, 518884), (584, 369616), (832, 259442), (949, 227456), (1168, 184808), (1664, 129721), (1777, 121472), (1898, 113728), (2336, 92404), (3554, 60736), (3796, 56864), (4672, 46202), (7108, 30368), (7592, 28432), (9344, 23101), (14216, 15184)]