78931965

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{3371}}^1$

素因数の和:3609

約数の個数: 32

約数和(自身を含む): 145022976

約数和(自身を除く): 66091011

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 223, 669, 1115, 1561, 3345, 3371, 4683, 7805, 10113, 16855, 23415, 23597, 50565, 70791, 117985, 353955, 751733, 2255199, 3758665, 5262131, 11275995, 15786393, 26310655, 78931965]

約数ペア:

[(1, 78931965), (3, 26310655), (5, 15786393), (7, 11275995), (15, 5262131), (21, 3758665), (35, 2255199), (105, 751733), (223, 353955), (669, 117985), (1115, 70791), (1561, 50565), (3345, 23597), (3371, 23415), (4683, 16855), (7805, 10113)]