15591884

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:147

約数の個数: 96

約数和(自身を含む): 37158912

約数和(自身を除く): 21567028

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 31, 44, 46, 62, 71, 77, 92, 124, 142, 154, 161, 217, 253, 284, 308, 322, 341, 434, 497, 506, 644, 682, 713, 781, 868, 994, 1012, 1364, 1426, 1562, 1633, 1771, 1988, 2201, 2387, 2852, 3124, 3266, 3542, 4402, 4774, 4991, 5467, 6532, 7084, 7843, 8804, 9548, 9982, 10934, 11431, 15407, 15686, 17963, 19964, 21868, 22862, 24211, 30814, 31372, 35926, 45724, 48422, 50623, 54901, 61628, 71852, 96844, 101246, 109802, 125741, 169477, 202492, 219604, 251482, 338954, 354361, 502964, 556853, 677908, 708722, 1113706, 1417444, 2227412, 3897971, 7795942, 15591884]

約数ペア:

[(1, 15591884), (2, 7795942), (4, 3897971), (7, 2227412), (11, 1417444), (14, 1113706), (22, 708722), (23, 677908), (28, 556853), (31, 502964), (44, 354361), (46, 338954), (62, 251482), (71, 219604), (77, 202492), (92, 169477), (124, 125741), (142, 109802), (154, 101246), (161, 96844), (217, 71852), (253, 61628), (284, 54901), (308, 50623), (322, 48422), (341, 45724), (434, 35926), (497, 31372), (506, 30814), (644, 24211), (682, 22862), (713, 21868), (781, 19964), (868, 17963), (994, 15686), (1012, 15407), (1364, 11431), (1426, 10934), (1562, 9982), (1633, 9548), (1771, 8804), (1988, 7843), (2201, 7084), (2387, 6532), (2852, 5467), (3124, 4991), (3266, 4774), (3542, 4402)]