31501184

素因数分解:

$2^7\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1721}}^1$

素因数の和:1759

約数の個数: 64

約数和(自身を含む): 73770480

約数和(自身を除く): 42269296

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 104, 128, 143, 176, 208, 286, 352, 416, 572, 704, 832, 1144, 1408, 1664, 1721, 2288, 3442, 4576, 6884, 9152, 13768, 18304, 18931, 22373, 27536, 37862, 44746, 55072, 75724, 89492, 110144, 151448, 178984, 220288, 246103, 302896, 357968, 492206, 605792, 715936, 984412, 1211584, 1431872, 1968824, 2423168, 2863744, 3937648, 7875296, 15750592, 31501184]

約数ペア:

[(1, 31501184), (2, 15750592), (4, 7875296), (8, 3937648), (11, 2863744), (13, 2423168), (16, 1968824), (22, 1431872), (26, 1211584), (32, 984412), (44, 715936), (52, 605792), (64, 492206), (88, 357968), (104, 302896), (128, 246103), (143, 220288), (176, 178984), (208, 151448), (286, 110144), (352, 89492), (416, 75724), (572, 55072), (704, 44746), (832, 37862), (1144, 27536), (1408, 22373), (1664, 18931), (1721, 18304), (2288, 13768), (3442, 9152), (4576, 6884)]