31643248

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:342

約数の個数: 80

約数和(自身を含む): 76550656

約数和(自身を除く): 44907408

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 103, 104, 112, 182, 206, 208, 211, 364, 412, 422, 721, 728, 824, 844, 1339, 1442, 1456, 1477, 1648, 1688, 2678, 2743, 2884, 2954, 3376, 5356, 5486, 5768, 5908, 9373, 10712, 10972, 11536, 11816, 18746, 19201, 21424, 21733, 21944, 23632, 37492, 38402, 43466, 43888, 74984, 76804, 86932, 149968, 152131, 153608, 173864, 282529, 304262, 307216, 347728, 565058, 608524, 1130116, 1217048, 1977703, 2260232, 2434096, 3955406, 4520464, 7910812, 15821624, 31643248]

約数ペア:

[(1, 31643248), (2, 15821624), (4, 7910812), (7, 4520464), (8, 3955406), (13, 2434096), (14, 2260232), (16, 1977703), (26, 1217048), (28, 1130116), (52, 608524), (56, 565058), (91, 347728), (103, 307216), (104, 304262), (112, 282529), (182, 173864), (206, 153608), (208, 152131), (211, 149968), (364, 86932), (412, 76804), (422, 74984), (721, 43888), (728, 43466), (824, 38402), (844, 37492), (1339, 23632), (1442, 21944), (1456, 21733), (1477, 21424), (1648, 19201), (1688, 18746), (2678, 11816), (2743, 11536), (2884, 10972), (2954, 10712), (3376, 9373), (5356, 5908), (5486, 5768)]