31897628

素因数分解:

$2^2\times 7^3\times {\mathrm{67}}^1\times {\mathrm{347}}^1$

素因数の和:439

約数の個数: 48

約数和(自身を含む): 66259200

約数和(自身を除く): 34361572

約数列:

[1, 2, 4, 7, 14, 28, 49, 67, 98, 134, 196, 268, 343, 347, 469, 686, 694, 938, 1372, 1388, 1876, 2429, 3283, 4858, 6566, 9716, 13132, 17003, 22981, 23249, 34006, 45962, 46498, 68012, 91924, 92996, 119021, 162743, 238042, 325486, 476084, 650972, 1139201, 2278402, 4556804, 7974407, 15948814, 31897628]

約数ペア:

[(1, 31897628), (2, 15948814), (4, 7974407), (7, 4556804), (14, 2278402), (28, 1139201), (49, 650972), (67, 476084), (98, 325486), (134, 238042), (196, 162743), (268, 119021), (343, 92996), (347, 91924), (469, 68012), (686, 46498), (694, 45962), (938, 34006), (1372, 23249), (1388, 22981), (1876, 17003), (2429, 13132), (3283, 9716), (4858, 6566)]