28403872

素因数分解:

$2^5\times 7^1\times {\mathrm{17}}^1\times {\mathrm{7459}}^1$

素因数の和:7493

約数の個数: 48

約数和(自身を含む): 67677120

約数和(自身を除く): 39273248

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 56, 68, 112, 119, 136, 224, 238, 272, 476, 544, 952, 1904, 3808, 7459, 14918, 29836, 52213, 59672, 104426, 119344, 126803, 208852, 238688, 253606, 417704, 507212, 835408, 887621, 1014424, 1670816, 1775242, 2028848, 3550484, 4057696, 7100968, 14201936, 28403872]

約数ペア:

[(1, 28403872), (2, 14201936), (4, 7100968), (7, 4057696), (8, 3550484), (14, 2028848), (16, 1775242), (17, 1670816), (28, 1014424), (32, 887621), (34, 835408), (56, 507212), (68, 417704), (112, 253606), (119, 238688), (136, 208852), (224, 126803), (238, 119344), (272, 104426), (476, 59672), (544, 52213), (952, 29836), (1904, 14918), (3808, 7459)]