31965712

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:296

約数の個数: 60

約数和(自身を含む): 68217856

約数和(自身を除く): 36252144

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 223, 248, 272, 289, 446, 496, 527, 578, 892, 1054, 1156, 1784, 2108, 2312, 3568, 3791, 4216, 4624, 6913, 7582, 8432, 8959, 13826, 15164, 17918, 27652, 30328, 35836, 55304, 60656, 64447, 71672, 110608, 117521, 128894, 143344, 235042, 257788, 470084, 515576, 940168, 1031152, 1880336, 1997857, 3995714, 7991428, 15982856, 31965712]

約数ペア:

[(1, 31965712), (2, 15982856), (4, 7991428), (8, 3995714), (16, 1997857), (17, 1880336), (31, 1031152), (34, 940168), (62, 515576), (68, 470084), (124, 257788), (136, 235042), (223, 143344), (248, 128894), (272, 117521), (289, 110608), (446, 71672), (496, 64447), (527, 60656), (578, 55304), (892, 35836), (1054, 30328), (1156, 27652), (1784, 17918), (2108, 15164), (2312, 13826), (3568, 8959), (3791, 8432), (4216, 7582), (4624, 6913)]