74929779

素因数分解:

$3^5\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 117621504

約数和(自身を除く): 42691725

約数列:

[1, 3, 9, 27, 43, 71, 81, 101, 129, 213, 243, 303, 387, 639, 909, 1161, 1917, 2727, 3053, 3483, 4343, 5751, 7171, 8181, 9159, 10449, 13029, 17253, 21513, 24543, 27477, 39087, 64539, 82431, 117261, 193617, 247293, 308353, 351783, 580851, 741879, 925059, 1055349, 1742553, 2775177, 8325531, 24976593, 74929779]

約数ペア:

[(1, 74929779), (3, 24976593), (9, 8325531), (27, 2775177), (43, 1742553), (71, 1055349), (81, 925059), (101, 741879), (129, 580851), (213, 351783), (243, 308353), (303, 247293), (387, 193617), (639, 117261), (909, 82431), (1161, 64539), (1917, 39087), (2727, 27477), (3053, 24543), (3483, 21513), (4343, 17253), (5751, 13029), (7171, 10449), (8181, 9159)]