178002117

素因数分解:

$3^7\times {\mathrm{199}}^1\times {\mathrm{409}}^1$

素因数の和:629

約数の個数: 32

約数和(自身を含む): 268960000

約数和(自身を除く): 90957883

約数列:

[1, 3, 9, 27, 81, 199, 243, 409, 597, 729, 1227, 1791, 2187, 3681, 5373, 11043, 16119, 33129, 48357, 81391, 99387, 145071, 244173, 298161, 435213, 732519, 894483, 2197557, 6592671, 19778013, 59334039, 178002117]

約数ペア:

[(1, 178002117), (3, 59334039), (9, 19778013), (27, 6592671), (81, 2197557), (199, 894483), (243, 732519), (409, 435213), (597, 298161), (729, 244173), (1227, 145071), (1791, 99387), (2187, 81391), (3681, 48357), (5373, 33129), (11043, 16119)]