51895844

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{997}}^1$

素因数の和:1045

約数の個数: 72

約数和(自身を含む): 122730048

約数和(自身を除く): 70834204

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 169, 182, 286, 308, 338, 364, 572, 676, 997, 1001, 1183, 1859, 1994, 2002, 2366, 3718, 3988, 4004, 4732, 6979, 7436, 10967, 12961, 13013, 13958, 21934, 25922, 26026, 27916, 43868, 51844, 52052, 76769, 90727, 142571, 153538, 168493, 181454, 285142, 307076, 336986, 362908, 570284, 673972, 997997, 1179451, 1853423, 1995994, 2358902, 3706846, 3991988, 4717804, 7413692, 12973961, 25947922, 51895844]

約数ペア:

[(1, 51895844), (2, 25947922), (4, 12973961), (7, 7413692), (11, 4717804), (13, 3991988), (14, 3706846), (22, 2358902), (26, 1995994), (28, 1853423), (44, 1179451), (52, 997997), (77, 673972), (91, 570284), (143, 362908), (154, 336986), (169, 307076), (182, 285142), (286, 181454), (308, 168493), (338, 153538), (364, 142571), (572, 90727), (676, 76769), (997, 52052), (1001, 51844), (1183, 43868), (1859, 27916), (1994, 26026), (2002, 25922), (2366, 21934), (3718, 13958), (3988, 13013), (4004, 12961), (4732, 10967), (6979, 7436)]