1899686685

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{397}}^1\times {\mathrm{463}}^1$

素因数の和:934

約数の個数: 64

約数和(自身を含む): 3350688768

約数和(自身を除く): 1451002083

約数列:

[1, 3, 5, 13, 15, 39, 53, 65, 159, 195, 265, 397, 463, 689, 795, 1191, 1389, 1985, 2067, 2315, 3445, 5161, 5955, 6019, 6945, 10335, 15483, 18057, 21041, 24539, 25805, 30095, 63123, 73617, 77415, 90285, 105205, 122695, 183811, 273533, 315615, 319007, 368085, 551433, 820599, 919055, 957021, 1367665, 1595035, 2389543, 2757165, 4102995, 4785105, 7168629, 9741983, 11947715, 29225949, 35843145, 48709915, 126645779, 146129745, 379937337, 633228895, 1899686685]

約数ペア:

[(1, 1899686685), (3, 633228895), (5, 379937337), (13, 146129745), (15, 126645779), (39, 48709915), (53, 35843145), (65, 29225949), (159, 11947715), (195, 9741983), (265, 7168629), (397, 4785105), (463, 4102995), (689, 2757165), (795, 2389543), (1191, 1595035), (1389, 1367665), (1985, 957021), (2067, 919055), (2315, 820599), (3445, 551433), (5161, 368085), (5955, 319007), (6019, 315615), (6945, 273533), (10335, 183811), (15483, 122695), (18057, 105205), (21041, 90285), (24539, 77415), (25805, 73617), (30095, 63123)]