8223656

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:222

約数の個数: 64

約数和(自身を含む): 19008000

約数和(自身を除く): 10784344

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 59, 76, 118, 131, 133, 152, 236, 262, 266, 413, 472, 524, 532, 826, 917, 1048, 1064, 1121, 1652, 1834, 2242, 2489, 3304, 3668, 4484, 4978, 7336, 7729, 7847, 8968, 9956, 15458, 15694, 17423, 19912, 30916, 31388, 34846, 54103, 61832, 62776, 69692, 108206, 139384, 146851, 216412, 293702, 432824, 587404, 1027957, 1174808, 2055914, 4111828, 8223656]

約数ペア:

[(1, 8223656), (2, 4111828), (4, 2055914), (7, 1174808), (8, 1027957), (14, 587404), (19, 432824), (28, 293702), (38, 216412), (56, 146851), (59, 139384), (76, 108206), (118, 69692), (131, 62776), (133, 61832), (152, 54103), (236, 34846), (262, 31388), (266, 30916), (413, 19912), (472, 17423), (524, 15694), (532, 15458), (826, 9956), (917, 8968), (1048, 7847), (1064, 7729), (1121, 7336), (1652, 4978), (1834, 4484), (2242, 3668), (2489, 3304)]