28219797

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{883}}^1$

素因数の和:1009

約数の個数: 24

約数和(自身を含む): 42198624

約数和(自身を除く): 13978827

約数列:

[1, 3, 9, 53, 67, 159, 201, 477, 603, 883, 2649, 3551, 7947, 10653, 31959, 46799, 59161, 140397, 177483, 421191, 532449, 3135533, 9406599, 28219797]

約数ペア:

[(1, 28219797), (3, 9406599), (9, 3135533), (53, 532449), (67, 421191), (159, 177483), (201, 140397), (477, 59161), (603, 46799), (883, 31959), (2649, 10653), (3551, 7947)]