20230821

素因数分解:

$3^2\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{283}}^1$

素因数の和:362

約数の個数: 36

約数和(自身を含む): 32430528

約数和(自身を除く): 12199707

約数列:

[1, 3, 9, 13, 39, 47, 117, 141, 169, 283, 423, 507, 611, 849, 1521, 1833, 2547, 3679, 5499, 7943, 11037, 13301, 23829, 33111, 39903, 47827, 71487, 119709, 143481, 172913, 430443, 518739, 1556217, 2247869, 6743607, 20230821]

約数ペア:

[(1, 20230821), (3, 6743607), (9, 2247869), (13, 1556217), (39, 518739), (47, 430443), (117, 172913), (141, 143481), (169, 119709), (283, 71487), (423, 47827), (507, 39903), (611, 33111), (849, 23829), (1521, 13301), (1833, 11037), (2547, 7943), (3679, 5499)]