31767424

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1123}}^1$

素因数の和:1167

約数の個数: 64

約数和(自身を含む): 72228240

約数和(自身を除く): 40460816

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 64, 68, 104, 128, 136, 208, 221, 272, 416, 442, 544, 832, 884, 1088, 1123, 1664, 1768, 2176, 2246, 3536, 4492, 7072, 8984, 14144, 14599, 17968, 19091, 28288, 29198, 35936, 38182, 58396, 71872, 76364, 116792, 143744, 152728, 233584, 248183, 305456, 467168, 496366, 610912, 934336, 992732, 1221824, 1868672, 1985464, 2443648, 3970928, 7941856, 15883712, 31767424]

約数ペア:

[(1, 31767424), (2, 15883712), (4, 7941856), (8, 3970928), (13, 2443648), (16, 1985464), (17, 1868672), (26, 1221824), (32, 992732), (34, 934336), (52, 610912), (64, 496366), (68, 467168), (104, 305456), (128, 248183), (136, 233584), (208, 152728), (221, 143744), (272, 116792), (416, 76364), (442, 71872), (544, 58396), (832, 38182), (884, 35936), (1088, 29198), (1123, 28288), (1664, 19091), (1768, 17968), (2176, 14599), (2246, 14144), (3536, 8984), (4492, 7072)]