161632457

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{181}}^1$

素因数の和:353

約数の個数: 32

約数和(自身を含む): 198132480

約数和(自身を除く): 36500023

約数列:

[1, 7, 29, 53, 83, 181, 203, 371, 581, 1267, 1537, 2407, 4399, 5249, 9593, 10759, 15023, 16849, 30793, 36743, 67151, 105161, 127571, 278197, 435667, 796219, 892997, 1947379, 3049669, 5573533, 23090351, 161632457]

約数ペア:

[(1, 161632457), (7, 23090351), (29, 5573533), (53, 3049669), (83, 1947379), (181, 892997), (203, 796219), (371, 435667), (581, 278197), (1267, 127571), (1537, 105161), (2407, 67151), (4399, 36743), (5249, 30793), (9593, 16849), (10759, 15023)]