215866809

素因数分解:

$3^3\times {\mathrm{19}}^2\times {\mathrm{22147}}^1$

素因数の和:22194

約数の個数: 24

約数和(自身を含む): 337535520

約数和(自身を除く): 121668711

約数列:

[1, 3, 9, 19, 27, 57, 171, 361, 513, 1083, 3249, 9747, 22147, 66441, 199323, 420793, 597969, 1262379, 3787137, 7995067, 11361411, 23985201, 71955603, 215866809]

約数ペア:

[(1, 215866809), (3, 71955603), (9, 23985201), (19, 11361411), (27, 7995067), (57, 3787137), (171, 1262379), (361, 597969), (513, 420793), (1083, 199323), (3249, 66441), (9747, 22147)]