305989871

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{227}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 357212160

約数和(自身を除く): 51222289

約数列:

[1, 11, 31, 59, 67, 227, 341, 649, 737, 1829, 2077, 2497, 3953, 7037, 13393, 15209, 20119, 22847, 43483, 77407, 122543, 147323, 167299, 415183, 471479, 897331, 1347973, 4567013, 5186269, 9870641, 27817261, 305989871]

約数ペア:

[(1, 305989871), (11, 27817261), (31, 9870641), (59, 5186269), (67, 4567013), (227, 1347973), (341, 897331), (649, 471479), (737, 415183), (1829, 167299), (2077, 147323), (2497, 122543), (3953, 77407), (7037, 43483), (13393, 22847), (15209, 20119)]