31484824

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{233}}^1$

素因数の和:392

約数の個数: 64

約数和(自身を含む): 71884800

約数和(自身を除く): 40399976

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 127, 133, 152, 233, 254, 266, 466, 508, 532, 889, 932, 1016, 1064, 1631, 1778, 1864, 2413, 3262, 3556, 4427, 4826, 6524, 7112, 8854, 9652, 13048, 16891, 17708, 19304, 29591, 30989, 33782, 35416, 59182, 61978, 67564, 118364, 123956, 135128, 207137, 236728, 247912, 414274, 562229, 828548, 1124458, 1657096, 2248916, 3935603, 4497832, 7871206, 15742412, 31484824]

約数ペア:

[(1, 31484824), (2, 15742412), (4, 7871206), (7, 4497832), (8, 3935603), (14, 2248916), (19, 1657096), (28, 1124458), (38, 828548), (56, 562229), (76, 414274), (127, 247912), (133, 236728), (152, 207137), (233, 135128), (254, 123956), (266, 118364), (466, 67564), (508, 61978), (532, 59182), (889, 35416), (932, 33782), (1016, 30989), (1064, 29591), (1631, 19304), (1778, 17708), (1864, 16891), (2413, 13048), (3262, 9652), (3556, 8854), (4427, 7112), (4826, 6524)]