220197585

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{547}}^1\times {\mathrm{571}}^1$

素因数の和:1173

約数の個数: 32

約数和(自身を含む): 361101312

約数和(自身を除く): 140903727

約数列:

[1, 3, 5, 15, 47, 141, 235, 547, 571, 705, 1641, 1713, 2735, 2855, 8205, 8565, 25709, 26837, 77127, 80511, 128545, 134185, 312337, 385635, 402555, 937011, 1561685, 4685055, 14679839, 44039517, 73399195, 220197585]

約数ペア:

[(1, 220197585), (3, 73399195), (5, 44039517), (15, 14679839), (47, 4685055), (141, 1561685), (235, 937011), (547, 402555), (571, 385635), (705, 312337), (1641, 134185), (1713, 128545), (2735, 80511), (2855, 77127), (8205, 26837), (8565, 25709)]