172655847

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{70271}}^1$

素因数の和:70300

約数の個数: 32

約数和(自身を含む): 314818560

約数和(自身を除く): 142162713

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 70271, 210813, 491897, 632439, 913523, 1475691, 1897317, 2740569, 4427073, 6394661, 8221707, 13281219, 19183983, 24665121, 57551949, 172655847]

約数ペア:

[(1, 172655847), (3, 57551949), (7, 24665121), (9, 19183983), (13, 13281219), (21, 8221707), (27, 6394661), (39, 4427073), (63, 2740569), (91, 1897317), (117, 1475691), (189, 913523), (273, 632439), (351, 491897), (819, 210813), (2457, 70271)]