77543319

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{1087}}^1$

素因数の和:1219

約数の個数: 32

約数和(自身を含む): 122552320

約数和(自身を除く): 45009001

約数列:

[1, 3, 7, 21, 43, 79, 129, 237, 301, 553, 903, 1087, 1659, 3261, 3397, 7609, 10191, 22827, 23779, 46741, 71337, 85873, 140223, 257619, 327187, 601111, 981561, 1803333, 3692539, 11077617, 25847773, 77543319]

約数ペア:

[(1, 77543319), (3, 25847773), (7, 11077617), (21, 3692539), (43, 1803333), (79, 981561), (129, 601111), (237, 327187), (301, 257619), (553, 140223), (903, 85873), (1087, 71337), (1659, 46741), (3261, 23779), (3397, 22827), (7609, 10191)]