13940901

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:242

約数の個数: 48

約数和(自身を含む): 23639616

約数和(自身を除く): 9698715

約数列:

[1, 3, 9, 13, 17, 39, 43, 51, 117, 129, 153, 163, 221, 387, 489, 559, 663, 731, 1467, 1677, 1989, 2119, 2193, 2771, 5031, 6357, 6579, 7009, 8313, 9503, 19071, 21027, 24939, 28509, 36023, 63081, 85527, 91117, 108069, 119153, 273351, 324207, 357459, 820053, 1072377, 1548989, 4646967, 13940901]

約数ペア:

[(1, 13940901), (3, 4646967), (9, 1548989), (13, 1072377), (17, 820053), (39, 357459), (43, 324207), (51, 273351), (117, 119153), (129, 108069), (153, 91117), (163, 85527), (221, 63081), (387, 36023), (489, 28509), (559, 24939), (663, 21027), (731, 19071), (1467, 9503), (1677, 8313), (1989, 7009), (2119, 6579), (2193, 6357), (2771, 5031)]