137775771

素因数分解:

$3^2\times 7^1\times {\mathrm{331}}^1\times {\mathrm{6607}}^1$

素因数の和:6951

約数の個数: 24

約数和(自身を含む): 228161024

約数和(自身を除く): 90385253

約数列:

[1, 3, 7, 9, 21, 63, 331, 993, 2317, 2979, 6607, 6951, 19821, 20853, 46249, 59463, 138747, 416241, 2186917, 6560751, 15308419, 19682253, 45925257, 137775771]

約数ペア:

[(1, 137775771), (3, 45925257), (7, 19682253), (9, 15308419), (21, 6560751), (63, 2186917), (331, 416241), (993, 138747), (2317, 59463), (2979, 46249), (6607, 20853), (6951, 19821)]