74166981

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{1801}}^1$

素因数の和:1901

約数の個数: 32

約数和(自身を含む): 118326528

約数和(自身を除く): 44159547

約数列:

[1, 3, 7, 21, 37, 53, 111, 159, 259, 371, 777, 1113, 1801, 1961, 5403, 5883, 12607, 13727, 37821, 41181, 66637, 95453, 199911, 286359, 466459, 668171, 1399377, 2004513, 3531761, 10595283, 24722327, 74166981]

約数ペア:

[(1, 74166981), (3, 24722327), (7, 10595283), (21, 3531761), (37, 2004513), (53, 1399377), (111, 668171), (159, 466459), (259, 286359), (371, 199911), (777, 95453), (1113, 66637), (1801, 41181), (1961, 37821), (5403, 13727), (5883, 12607)]