201930813

素因数分解:

$3^6\times 7^2\times {\mathrm{5653}}^1$

素因数の和:5685

約数の個数: 42

約数和(自身を含む): 352249854

約数和(自身を除く): 150319041

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 729, 1323, 1701, 3969, 5103, 5653, 11907, 16959, 35721, 39571, 50877, 118713, 152631, 276997, 356139, 457893, 830991, 1068417, 1373679, 2492973, 3205251, 4121037, 7478919, 9615753, 22436757, 28847259, 67310271, 201930813]

約数ペア:

[(1, 201930813), (3, 67310271), (7, 28847259), (9, 22436757), (21, 9615753), (27, 7478919), (49, 4121037), (63, 3205251), (81, 2492973), (147, 1373679), (189, 1068417), (243, 830991), (441, 457893), (567, 356139), (729, 276997), (1323, 152631), (1701, 118713), (3969, 50877), (5103, 39571), (5653, 35721), (11907, 16959)]