13190121

素因数分解:

$3^4\times 7^1\times {\mathrm{43}}^1\times {\mathrm{541}}^1$

素因数の和:603

約数の個数: 40

約数和(自身を含む): 23084864

約数和(自身を除く): 9894743

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 81, 129, 189, 301, 387, 541, 567, 903, 1161, 1623, 2709, 3483, 3787, 4869, 8127, 11361, 14607, 23263, 24381, 34083, 43821, 69789, 102249, 162841, 209367, 306747, 488523, 628101, 1465569, 1884303, 4396707, 13190121]

約数ペア:

[(1, 13190121), (3, 4396707), (7, 1884303), (9, 1465569), (21, 628101), (27, 488523), (43, 306747), (63, 209367), (81, 162841), (129, 102249), (189, 69789), (301, 43821), (387, 34083), (541, 24381), (567, 23263), (903, 14607), (1161, 11361), (1623, 8127), (2709, 4869), (3483, 3787)]