49148645

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{991}}^1$

素因数の和:1125

約数の個数: 32

約数和(自身を含む): 73328640

約数和(自身を除く): 24179995

約数列:

[1, 5, 7, 13, 35, 65, 91, 109, 455, 545, 763, 991, 1417, 3815, 4955, 6937, 7085, 9919, 12883, 34685, 49595, 64415, 90181, 108019, 450905, 540095, 756133, 1404247, 3780665, 7021235, 9829729, 49148645]

約数ペア:

[(1, 49148645), (5, 9829729), (7, 7021235), (13, 3780665), (35, 1404247), (65, 756133), (91, 540095), (109, 450905), (455, 108019), (545, 90181), (763, 64415), (991, 49595), (1417, 34685), (3815, 12883), (4955, 9919), (6937, 7085)]