1271307974

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{859}}^1$

素因数の和:1005

約数の個数: 64

約数和(自身を含む): 2229120000

約数和(自身を除く): 957812026

約数列:

[1, 2, 17, 19, 29, 34, 38, 58, 79, 158, 323, 493, 551, 646, 859, 986, 1102, 1343, 1501, 1718, 2291, 2686, 3002, 4582, 9367, 14603, 16321, 18734, 24911, 25517, 29206, 32642, 38947, 43529, 49822, 51034, 67861, 77894, 87058, 135722, 277457, 423487, 473309, 554914, 739993, 846974, 946618, 1153637, 1289359, 1479986, 1967969, 2307274, 2578718, 3935938, 8046253, 16092506, 21919103, 33455473, 37391411, 43838206, 66910946, 74782822, 635653987, 1271307974]

約数ペア:

[(1, 1271307974), (2, 635653987), (17, 74782822), (19, 66910946), (29, 43838206), (34, 37391411), (38, 33455473), (58, 21919103), (79, 16092506), (158, 8046253), (323, 3935938), (493, 2578718), (551, 2307274), (646, 1967969), (859, 1479986), (986, 1289359), (1102, 1153637), (1343, 946618), (1501, 846974), (1718, 739993), (2291, 554914), (2686, 473309), (3002, 423487), (4582, 277457), (9367, 135722), (14603, 87058), (16321, 77894), (18734, 67861), (24911, 51034), (25517, 49822), (29206, 43529), (32642, 38947)]