868495977215

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{281}}^1\times {\mathrm{145549}}^1$

素因数の和:146003

約数の個数: 32

約数和(自身を含む): 1087530969600

約数和(自身を除く): 219034992385

約数列:

[1, 5, 31, 137, 155, 281, 685, 1405, 4247, 8711, 21235, 38497, 43555, 145549, 192485, 727745, 1193407, 4512019, 5967035, 19940213, 22560095, 40899269, 99701065, 204496345, 618146603, 1267877339, 3090733015, 5603199853, 6339386695, 28015999265, 173699195443, 868495977215]

約数ペア:

[(1, 868495977215), (5, 173699195443), (31, 28015999265), (137, 6339386695), (155, 5603199853), (281, 3090733015), (685, 1267877339), (1405, 618146603), (4247, 204496345), (8711, 99701065), (21235, 40899269), (38497, 22560095), (43555, 19940213), (145549, 5967035), (192485, 4512019), (727745, 1193407)]