1566989984

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{1997}}^1$

素因数の和:2158

約数の個数: 96

約数和(自身を含む): 3673506816

約数和(自身を除く): 2106516832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 112, 113, 124, 217, 224, 226, 248, 434, 452, 496, 791, 868, 904, 992, 1582, 1736, 1808, 1997, 3164, 3472, 3503, 3616, 3994, 6328, 6944, 7006, 7988, 12656, 13979, 14012, 15976, 24521, 25312, 27958, 28024, 31952, 49042, 55916, 56048, 61907, 63904, 98084, 111832, 112096, 123814, 196168, 223664, 225661, 247628, 392336, 433349, 447328, 451322, 495256, 784672, 866698, 902644, 990512, 1579627, 1733396, 1805288, 1981024, 3159254, 3466792, 3610576, 6318508, 6933584, 6995491, 7221152, 12637016, 13867168, 13990982, 25274032, 27981964, 48968437, 50548064, 55963928, 97936874, 111927856, 195873748, 223855712, 391747496, 783494992, 1566989984]

約数ペア:

[(1, 1566989984), (2, 783494992), (4, 391747496), (7, 223855712), (8, 195873748), (14, 111927856), (16, 97936874), (28, 55963928), (31, 50548064), (32, 48968437), (56, 27981964), (62, 25274032), (112, 13990982), (113, 13867168), (124, 12637016), (217, 7221152), (224, 6995491), (226, 6933584), (248, 6318508), (434, 3610576), (452, 3466792), (496, 3159254), (791, 1981024), (868, 1805288), (904, 1733396), (992, 1579627), (1582, 990512), (1736, 902644), (1808, 866698), (1997, 784672), (3164, 495256), (3472, 451322), (3503, 447328), (3616, 433349), (3994, 392336), (6328, 247628), (6944, 225661), (7006, 223664), (7988, 196168), (12656, 123814), (13979, 112096), (14012, 111832), (15976, 98084), (24521, 63904), (25312, 61907), (27958, 56048), (28024, 55916), (31952, 49042)]