31257044

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1997}}^1$

素因数の和:2064

約数の個数: 48

約数和(自身を含む): 68923008

約数和(自身を除く): 37665964

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 43, 52, 86, 91, 172, 182, 301, 364, 559, 602, 1118, 1204, 1997, 2236, 3913, 3994, 7826, 7988, 13979, 15652, 25961, 27958, 51922, 55916, 85871, 103844, 171742, 181727, 343484, 363454, 601097, 726908, 1116323, 1202194, 2232646, 2404388, 4465292, 7814261, 15628522, 31257044]

約数ペア:

[(1, 31257044), (2, 15628522), (4, 7814261), (7, 4465292), (13, 2404388), (14, 2232646), (26, 1202194), (28, 1116323), (43, 726908), (52, 601097), (86, 363454), (91, 343484), (172, 181727), (182, 171742), (301, 103844), (364, 85871), (559, 55916), (602, 51922), (1118, 27958), (1204, 25961), (1997, 15652), (2236, 13979), (3913, 7988), (3994, 7826)]