221358885

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{46261}}^1$

素因数の和:46309

約数の個数: 32

約数和(自身を含む): 399703680

約数和(自身を除く): 178344795

約数列:

[1, 3, 5, 11, 15, 29, 33, 55, 87, 145, 165, 319, 435, 957, 1595, 4785, 46261, 138783, 231305, 508871, 693915, 1341569, 1526613, 2544355, 4024707, 6707845, 7633065, 14757259, 20123535, 44271777, 73786295, 221358885]

約数ペア:

[(1, 221358885), (3, 73786295), (5, 44271777), (11, 20123535), (15, 14757259), (29, 7633065), (33, 6707845), (55, 4024707), (87, 2544355), (145, 1526613), (165, 1341569), (319, 693915), (435, 508871), (957, 231305), (1595, 138783), (4785, 46261)]