68578238

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1$

素因数の和:412

約数の個数: 32

約数和(自身を含む): 111624480

約数和(自身を除く): 43046242

約数列:

[1, 2, 17, 34, 89, 131, 173, 178, 262, 346, 1513, 2227, 2941, 3026, 4454, 5882, 11659, 15397, 22663, 23318, 30794, 45326, 198203, 261749, 385271, 396406, 523498, 770542, 2017007, 4034014, 34289119, 68578238]

約数ペア:

[(1, 68578238), (2, 34289119), (17, 4034014), (34, 2017007), (89, 770542), (131, 523498), (173, 396406), (178, 385271), (262, 261749), (346, 198203), (1513, 45326), (2227, 30794), (2941, 23318), (3026, 22663), (4454, 15397), (5882, 11659)]