221439076

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1439}}^1$

素因数の和:1564

約数の個数: 48

約数和(自身を含む): 429649920

約数和(自身を除く): 208210844

約数列:

[1, 2, 4, 17, 31, 34, 62, 68, 73, 124, 146, 292, 527, 1054, 1241, 1439, 2108, 2263, 2482, 2878, 4526, 4964, 5756, 9052, 24463, 38471, 44609, 48926, 76942, 89218, 97852, 105047, 153884, 178436, 210094, 420188, 758353, 1516706, 1785799, 3033412, 3256457, 3571598, 6512914, 7143196, 13025828, 55359769, 110719538, 221439076]

約数ペア:

[(1, 221439076), (2, 110719538), (4, 55359769), (17, 13025828), (31, 7143196), (34, 6512914), (62, 3571598), (68, 3256457), (73, 3033412), (124, 1785799), (146, 1516706), (292, 758353), (527, 420188), (1054, 210094), (1241, 178436), (1439, 153884), (2108, 105047), (2263, 97852), (2482, 89218), (2878, 76942), (4526, 48926), (4964, 44609), (5756, 38471), (9052, 24463)]