171978774

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1\times {\mathrm{409}}^1$

素因数の和:725

約数の個数: 64

約数和(自身を含む): 393914880

約数和(自身を除く): 221936106

約数列:

[1, 2, 3, 6, 11, 22, 23, 33, 46, 66, 69, 138, 253, 277, 409, 506, 554, 759, 818, 831, 1227, 1518, 1662, 2454, 3047, 4499, 6094, 6371, 8998, 9141, 9407, 12742, 13497, 18282, 18814, 19113, 26994, 28221, 38226, 56442, 70081, 103477, 113293, 140162, 206954, 210243, 226586, 310431, 339879, 420486, 620862, 679758, 1246223, 2492446, 2605739, 3738669, 5211478, 7477338, 7817217, 15634434, 28663129, 57326258, 85989387, 171978774]

約数ペア:

[(1, 171978774), (2, 85989387), (3, 57326258), (6, 28663129), (11, 15634434), (22, 7817217), (23, 7477338), (33, 5211478), (46, 3738669), (66, 2605739), (69, 2492446), (138, 1246223), (253, 679758), (277, 620862), (409, 420486), (506, 339879), (554, 310431), (759, 226586), (818, 210243), (831, 206954), (1227, 140162), (1518, 113293), (1662, 103477), (2454, 70081), (3047, 56442), (4499, 38226), (6094, 28221), (6371, 26994), (8998, 19113), (9141, 18814), (9407, 18282), (12742, 13497)]