1891591884

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{82487}}^1$

素因数の和:82524

約数の個数: 108

約数和(自身を含む): 5990113584

約数和(自身を除く): 4098521700

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 49, 52, 63, 78, 84, 91, 98, 117, 126, 147, 156, 182, 196, 234, 252, 273, 294, 364, 441, 468, 546, 588, 637, 819, 882, 1092, 1274, 1638, 1764, 1911, 2548, 3276, 3822, 5733, 7644, 11466, 22932, 82487, 164974, 247461, 329948, 494922, 577409, 742383, 989844, 1072331, 1154818, 1484766, 1732227, 2144662, 2309636, 2969532, 3216993, 3464454, 4041863, 4289324, 5196681, 6433986, 6928908, 7506317, 8083726, 9650979, 10393362, 12125589, 12867972, 15012634, 16167452, 19301958, 20786724, 22518951, 24251178, 30025268, 36376767, 38603916, 45037902, 48502356, 52544219, 67556853, 72753534, 90075804, 105088438, 135113706, 145507068, 157632657, 210176876, 270227412, 315265314, 472897971, 630530628, 945795942, 1891591884]

約数ペア:

[(1, 1891591884), (2, 945795942), (3, 630530628), (4, 472897971), (6, 315265314), (7, 270227412), (9, 210176876), (12, 157632657), (13, 145507068), (14, 135113706), (18, 105088438), (21, 90075804), (26, 72753534), (28, 67556853), (36, 52544219), (39, 48502356), (42, 45037902), (49, 38603916), (52, 36376767), (63, 30025268), (78, 24251178), (84, 22518951), (91, 20786724), (98, 19301958), (117, 16167452), (126, 15012634), (147, 12867972), (156, 12125589), (182, 10393362), (196, 9650979), (234, 8083726), (252, 7506317), (273, 6928908), (294, 6433986), (364, 5196681), (441, 4289324), (468, 4041863), (546, 3464454), (588, 3216993), (637, 2969532), (819, 2309636), (882, 2144662), (1092, 1732227), (1274, 1484766), (1638, 1154818), (1764, 1072331), (1911, 989844), (2548, 742383), (3276, 577409), (3822, 494922), (5733, 329948), (7644, 247461), (11466, 164974), (22932, 82487)]