86572227

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{216973}}^1$

素因数の和:217002

約数の個数: 16

約数和(自身を含む): 138863360

約数和(自身を除く): 52291133

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 216973, 650919, 1518811, 4122487, 4556433, 12367461, 28857409, 86572227]

約数ペア:

[(1, 86572227), (3, 28857409), (7, 12367461), (19, 4556433), (21, 4122487), (57, 1518811), (133, 650919), (399, 216973)]